Home / 119,714.14-165,200.43-65,265.13

Finding the Fourth Proportional to 119,714.14, 165,200.43 and 65,265.13

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Solution

The fourth proportional to 119,714.14, 165,200.43 and 65,265.13 is: 90,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,714.14 : 165,200.43 = 65,265.13 : x
  2. Step 2: Convert to fraction form
    119,714.14/165,200.43 = 65,265.13/x
  3. Step 3: Cross multiply
    119,714.14x = 165,200.43 × 65,265.13
  4. Step 4: Simplify right side
    119,714.14x = 10,781,827,540.01
  5. Step 5: Solve for x
    x = 10,781,827,540.01/119,714.14
  6. Step 6: Final answer
    x = 90,063.11

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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.