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Finding the Fourth Proportional to 40,286.52, 60,473.52 and 29,723.40

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Solution

The fourth proportional to 40,286.52, 60,473.52 and 29,723.40 is: 44,617.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,286.52 : 60,473.52 = 29,723.40 : x
  2. Step 2: Convert to fraction form
    40,286.52/60,473.52 = 29,723.40/x
  3. Step 3: Cross multiply
    40,286.52x = 60,473.52 × 29,723.40
  4. Step 4: Simplify right side
    40,286.52x = 1,797,478,624.37
  5. Step 5: Solve for x
    x = 1,797,478,624.37/40,286.52
  6. Step 6: Final answer
    x = 44,617.37

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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.