Home / 220,437.60-304,328.64-168,657.12

Finding the Fourth Proportional to 220,437.60, 304,328.64 and 168,657.12

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Solution

The fourth proportional to 220,437.60, 304,328.64 and 168,657.12 is: 232,842.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,437.60 : 304,328.64 = 168,657.12 : x
  2. Step 2: Convert to fraction form
    220,437.60/304,328.64 = 168,657.12/x
  3. Step 3: Cross multiply
    220,437.60x = 304,328.64 × 168,657.12
  4. Step 4: Simplify right side
    220,437.60x = 51,327,191,955.92
  5. Step 5: Solve for x
    x = 51,327,191,955.92/220,437.60
  6. Step 6: Final answer
    x = 232,842.27

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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.