Home / 220,911.35-304,886.14-134,852.29

Finding the Fourth Proportional to 220,911.35, 304,886.14 and 134,852.29

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Solution

The fourth proportional to 220,911.35, 304,886.14 and 134,852.29 is: 186,113.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,911.35 : 304,886.14 = 134,852.29 : x
  2. Step 2: Convert to fraction form
    220,911.35/304,886.14 = 134,852.29/x
  3. Step 3: Cross multiply
    220,911.35x = 304,886.14 × 134,852.29
  4. Step 4: Simplify right side
    220,911.35x = 41,114,593,068.91
  5. Step 5: Solve for x
    x = 41,114,593,068.91/220,911.35
  6. Step 6: Final answer
    x = 186,113.54

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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.