Home / 146,400.52-219,691.02-57,638.92

Finding the Fourth Proportional to 146,400.52, 219,691.02 and 57,638.92

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Solution

The fourth proportional to 146,400.52, 219,691.02 and 57,638.92 is: 86,493.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,400.52 : 219,691.02 = 57,638.92 : x
  2. Step 2: Convert to fraction form
    146,400.52/219,691.02 = 57,638.92/x
  3. Step 3: Cross multiply
    146,400.52x = 219,691.02 × 57,638.92
  4. Step 4: Simplify right side
    146,400.52x = 12,662,753,126.50
  5. Step 5: Solve for x
    x = 12,662,753,126.50/146,400.52
  6. Step 6: Final answer
    x = 86,493.91

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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.