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Finding the Fourth Proportional to 132,337.44, 182,623.41 and 71,909.01

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Solution

The fourth proportional to 132,337.44, 182,623.41 and 71,909.01 is: 99,233.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,337.44 : 182,623.41 = 71,909.01 : x
  2. Step 2: Convert to fraction form
    132,337.44/182,623.41 = 71,909.01/x
  3. Step 3: Cross multiply
    132,337.44x = 182,623.41 × 71,909.01
  4. Step 4: Simplify right side
    132,337.44x = 13,132,268,615.92
  5. Step 5: Solve for x
    x = 13,132,268,615.92/132,337.44
  6. Step 6: Final answer
    x = 99,233.21

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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.