Home / 132,125.61-182,331.90-71,697.59

Finding the Fourth Proportional to 132,125.61, 182,331.90 and 71,697.59

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Solution

The fourth proportional to 132,125.61, 182,331.90 and 71,697.59 is: 98,941.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,125.61 : 182,331.90 = 71,697.59 : x
  2. Step 2: Convert to fraction form
    132,125.61/182,331.90 = 71,697.59/x
  3. Step 3: Cross multiply
    132,125.61x = 182,331.90 × 71,697.59
  4. Step 4: Simplify right side
    132,125.61x = 13,072,756,898.46
  5. Step 5: Solve for x
    x = 13,072,756,898.46/132,125.61
  6. Step 6: Final answer
    x = 98,941.88

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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.