Home / 59,974.20-89,961.30-57,414.60

Finding the Fourth Proportional to 59,974.20, 89,961.30 and 57,414.60

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Solution

The fourth proportional to 59,974.20, 89,961.30 and 57,414.60 is: 86,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,974.20 : 89,961.30 = 57,414.60 : x
  2. Step 2: Convert to fraction form
    59,974.20/89,961.30 = 57,414.60/x
  3. Step 3: Cross multiply
    59,974.20x = 89,961.30 × 57,414.60
  4. Step 4: Simplify right side
    59,974.20x = 5,165,092,054.98
  5. Step 5: Solve for x
    x = 5,165,092,054.98/59,974.20
  6. Step 6: Final answer
    x = 86,121.90

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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.