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Finding the Fourth Proportional to 48,770.62, 73,158.48 and 15,493.30

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Solution

The fourth proportional to 48,770.62, 73,158.48 and 15,493.30 is: 23,240.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,770.62 : 73,158.48 = 15,493.30 : x
  2. Step 2: Convert to fraction form
    48,770.62/73,158.48 = 15,493.30/x
  3. Step 3: Cross multiply
    48,770.62x = 73,158.48 × 15,493.30
  4. Step 4: Simplify right side
    48,770.62x = 1,133,466,278.18
  5. Step 5: Solve for x
    x = 1,133,466,278.18/48,770.62
  6. Step 6: Final answer
    x = 23,240.76

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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.