Home / 132,214.17-182,456.51-71,784.86

Finding the Fourth Proportional to 132,214.17, 182,456.51 and 71,784.86

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Solution

The fourth proportional to 132,214.17, 182,456.51 and 71,784.86 is: 99,063.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,214.17 : 182,456.51 = 71,784.86 : x
  2. Step 2: Convert to fraction form
    132,214.17/182,456.51 = 71,784.86/x
  3. Step 3: Cross multiply
    132,214.17x = 182,456.51 × 71,784.86
  4. Step 4: Simplify right side
    132,214.17x = 13,097,614,773.13
  5. Step 5: Solve for x
    x = 13,097,614,773.13/132,214.17
  6. Step 6: Final answer
    x = 99,063.62

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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.