Home / 63,177.68-86,727.10-62,587.28

Finding the Fourth Proportional to 63,177.68, 86,727.10 and 62,587.28

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Solution

The fourth proportional to 63,177.68, 86,727.10 and 62,587.28 is: 85,916.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,177.68 : 86,727.10 = 62,587.28 : x
  2. Step 2: Convert to fraction form
    63,177.68/86,727.10 = 62,587.28/x
  3. Step 3: Cross multiply
    63,177.68x = 86,727.10 × 62,587.28
  4. Step 4: Simplify right side
    63,177.68x = 5,428,013,291.29
  5. Step 5: Solve for x
    x = 5,428,013,291.29/63,177.68
  6. Step 6: Final answer
    x = 85,916.63

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.