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Finding the Fourth Proportional to 94,524, 130,443.12 and 52,082.52

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Solution

The fourth proportional to 94,524, 130,443.12 and 52,082.52 is: 71,873.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,524 : 130,443.12 = 52,082.52 : x
  2. Step 2: Convert to fraction form
    94,524/130,443.12 = 52,082.52/x
  3. Step 3: Cross multiply
    94,524x = 130,443.12 × 52,082.52
  4. Step 4: Simplify right side
    94,524x = 6,793,806,406.26
  5. Step 5: Solve for x
    x = 6,793,806,406.26/94,524
  6. Step 6: Final answer
    x = 71,873.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.