Home / 119,713.14-165,199.05-65,264.13

Finding the Fourth Proportional to 119,713.14, 165,199.05 and 65,264.13

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Solution

The fourth proportional to 119,713.14, 165,199.05 and 65,264.13 is: 90,061.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,713.14 : 165,199.05 = 65,264.13 : x
  2. Step 2: Convert to fraction form
    119,713.14/165,199.05 = 65,264.13/x
  3. Step 3: Cross multiply
    119,713.14x = 165,199.05 × 65,264.13
  4. Step 4: Simplify right side
    119,713.14x = 10,781,572,275.08
  5. Step 5: Solve for x
    x = 10,781,572,275.08/119,713.14
  6. Step 6: Final answer
    x = 90,061.73

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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.