Home / 64,513.52-96,781.62-29,456.72

Finding the Fourth Proportional to 64,513.52, 96,781.62 and 29,456.72

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Solution

The fourth proportional to 64,513.52, 96,781.62 and 29,456.72 is: 44,190.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,513.52 : 96,781.62 = 29,456.72 : x
  2. Step 2: Convert to fraction form
    64,513.52/96,781.62 = 29,456.72/x
  3. Step 3: Cross multiply
    64,513.52x = 96,781.62 × 29,456.72
  4. Step 4: Simplify right side
    64,513.52x = 2,850,868,597.58
  5. Step 5: Solve for x
    x = 2,850,868,597.58/64,513.52
  6. Step 6: Final answer
    x = 44,190.25

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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.