Home / 63,044.73-86,998.19-39,171.20

Finding the Fourth Proportional to 63,044.73, 86,998.19 and 39,171.20

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Solution

The fourth proportional to 63,044.73, 86,998.19 and 39,171.20 is: 54,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,044.73 : 86,998.19 = 39,171.20 : x
  2. Step 2: Convert to fraction form
    63,044.73/86,998.19 = 39,171.20/x
  3. Step 3: Cross multiply
    63,044.73x = 86,998.19 × 39,171.20
  4. Step 4: Simplify right side
    63,044.73x = 3,407,822,869.28
  5. Step 5: Solve for x
    x = 3,407,822,869.28/63,044.73
  6. Step 6: Final answer
    x = 54,054.05

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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.