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Finding the Fourth Proportional to 60,115.92, 90,182.10 and 25,047.39

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Solution

The fourth proportional to 60,115.92, 90,182.10 and 25,047.39 is: 37,574.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,115.92 : 90,182.10 = 25,047.39 : x
  2. Step 2: Convert to fraction form
    60,115.92/90,182.10 = 25,047.39/x
  3. Step 3: Cross multiply
    60,115.92x = 90,182.10 × 25,047.39
  4. Step 4: Simplify right side
    60,115.92x = 2,258,826,229.72
  5. Step 5: Solve for x
    x = 2,258,826,229.72/60,115.92
  6. Step 6: Final answer
    x = 37,574.51

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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.