Home / 63,108.31-87,073.94-38,572.91

Finding the Fourth Proportional to 63,108.31, 87,073.94 and 38,572.91

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Solution

The fourth proportional to 63,108.31, 87,073.94 and 38,572.91 is: 53,221.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,108.31 : 87,073.94 = 38,572.91 : x
  2. Step 2: Convert to fraction form
    63,108.31/87,073.94 = 38,572.91/x
  3. Step 3: Cross multiply
    63,108.31x = 87,073.94 × 38,572.91
  4. Step 4: Simplify right side
    63,108.31x = 3,358,695,058.10
  5. Step 5: Solve for x
    x = 3,358,695,058.10/63,108.31
  6. Step 6: Final answer
    x = 53,221.12

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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.