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Finding the Fourth Proportional to 83,302.60, 124,953.90 and 24,140.20

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Solution

The fourth proportional to 83,302.60, 124,953.90 and 24,140.20 is: 36,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,302.60 : 124,953.90 = 24,140.20 : x
  2. Step 2: Convert to fraction form
    83,302.60/124,953.90 = 24,140.20/x
  3. Step 3: Cross multiply
    83,302.60x = 124,953.90 × 24,140.20
  4. Step 4: Simplify right side
    83,302.60x = 3,016,412,136.78
  5. Step 5: Solve for x
    x = 3,016,412,136.78/83,302.60
  6. Step 6: Final answer
    x = 36,210.30

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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.