Home / 119,717.97-165,218.24-66,002.91

Finding the Fourth Proportional to 119,717.97, 165,218.24 and 66,002.91

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Solution

The fourth proportional to 119,717.97, 165,218.24 and 66,002.91 is: 91,088.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,717.97 : 165,218.24 = 66,002.91 : x
  2. Step 2: Convert to fraction form
    119,717.97/165,218.24 = 66,002.91/x
  3. Step 3: Cross multiply
    119,717.97x = 165,218.24 × 66,002.91
  4. Step 4: Simplify right side
    119,717.97x = 10,904,884,625.08
  5. Step 5: Solve for x
    x = 10,904,884,625.08/119,717.97
  6. Step 6: Final answer
    x = 91,088.12

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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.