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Finding the Fourth Proportional to 83,409.60, 125,122.64 and 24,245.76

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Solution

The fourth proportional to 83,409.60, 125,122.64 and 24,245.76 is: 36,371.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,409.60 : 125,122.64 = 24,245.76 : x
  2. Step 2: Convert to fraction form
    83,409.60/125,122.64 = 24,245.76/x
  3. Step 3: Cross multiply
    83,409.60x = 125,122.64 × 24,245.76
  4. Step 4: Simplify right side
    83,409.60x = 3,033,693,500.01
  5. Step 5: Solve for x
    x = 3,033,693,500.01/83,409.60
  6. Step 6: Final answer
    x = 36,371.04

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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.