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Finding the Fourth Proportional to 48,125.71, 72,183.84 and 14,836.78

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Solution

The fourth proportional to 48,125.71, 72,183.84 and 14,836.78 is: 22,253.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,125.71 : 72,183.84 = 14,836.78 : x
  2. Step 2: Convert to fraction form
    48,125.71/72,183.84 = 14,836.78/x
  3. Step 3: Cross multiply
    48,125.71x = 72,183.84 × 14,836.78
  4. Step 4: Simplify right side
    48,125.71x = 1,070,975,753.64
  5. Step 5: Solve for x
    x = 1,070,975,753.64/48,125.71
  6. Step 6: Final answer
    x = 22,253.71

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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.