Home / 83,562.54-125,044.38-72,356.52

Finding the Fourth Proportional to 83,562.54, 125,044.38 and 72,356.52

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Solution

The fourth proportional to 83,562.54, 125,044.38 and 72,356.52 is: 108,275.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,562.54 : 125,044.38 = 72,356.52 : x
  2. Step 2: Convert to fraction form
    83,562.54/125,044.38 = 72,356.52/x
  3. Step 3: Cross multiply
    83,562.54x = 125,044.38 × 72,356.52
  4. Step 4: Simplify right side
    83,562.54x = 9,047,776,182.36
  5. Step 5: Solve for x
    x = 9,047,776,182.36/83,562.54
  6. Step 6: Final answer
    x = 108,275.50

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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.