Home / 115,306.10-172,959.15-62,818.10

Finding the Fourth Proportional to 115,306.10, 172,959.15 and 62,818.10

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Solution

The fourth proportional to 115,306.10, 172,959.15 and 62,818.10 is: 94,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,306.10 : 172,959.15 = 62,818.10 : x
  2. Step 2: Convert to fraction form
    115,306.10/172,959.15 = 62,818.10/x
  3. Step 3: Cross multiply
    115,306.10x = 172,959.15 × 62,818.10
  4. Step 4: Simplify right side
    115,306.10x = 10,864,965,180.62
  5. Step 5: Solve for x
    x = 10,864,965,180.62/115,306.10
  6. Step 6: Final answer
    x = 94,227.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.