Home / 220,852.42-304,698.69-144,416.23

Finding the Fourth Proportional to 220,852.42, 304,698.69 and 144,416.23

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Solution

The fourth proportional to 220,852.42, 304,698.69 and 144,416.23 is: 199,243.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,852.42 : 304,698.69 = 144,416.23 : x
  2. Step 2: Convert to fraction form
    220,852.42/304,698.69 = 144,416.23/x
  3. Step 3: Cross multiply
    220,852.42x = 304,698.69 × 144,416.23
  4. Step 4: Simplify right side
    220,852.42x = 44,003,436,095.74
  5. Step 5: Solve for x
    x = 44,003,436,095.74/220,852.42
  6. Step 6: Final answer
    x = 199,243.62

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.