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Finding the Fourth Proportional to 74,809.92, 112,190.52 and 24,876.60

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Solution

The fourth proportional to 74,809.92, 112,190.52 and 24,876.60 is: 37,306.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,809.92 : 112,190.52 = 24,876.60 : x
  2. Step 2: Convert to fraction form
    74,809.92/112,190.52 = 24,876.60/x
  3. Step 3: Cross multiply
    74,809.92x = 112,190.52 × 24,876.60
  4. Step 4: Simplify right side
    74,809.92x = 2,790,918,689.83
  5. Step 5: Solve for x
    x = 2,790,918,689.83/74,809.92
  6. Step 6: Final answer
    x = 37,306.80

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1.5x scale

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.