Home / 132,127.92-182,335.60-71,697.03

Finding the Fourth Proportional to 132,127.92, 182,335.60 and 71,697.03

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Solution

The fourth proportional to 132,127.92, 182,335.60 and 71,697.03 is: 98,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,127.92 : 182,335.60 = 71,697.03 : x
  2. Step 2: Convert to fraction form
    132,127.92/182,335.60 = 71,697.03/x
  3. Step 3: Cross multiply
    132,127.92x = 182,335.60 × 71,697.03
  4. Step 4: Simplify right side
    132,127.92x = 13,072,920,983.27
  5. Step 5: Solve for x
    x = 13,072,920,983.27/132,127.92
  6. Step 6: Final answer
    x = 98,941.40

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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.