Home / 132,092.15-182,296.20-74,731.46

Finding the Fourth Proportional to 132,092.15, 182,296.20 and 74,731.46

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Solution

The fourth proportional to 132,092.15, 182,296.20 and 74,731.46 is: 103,134.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,092.15 : 182,296.20 = 74,731.46 : x
  2. Step 2: Convert to fraction form
    132,092.15/182,296.20 = 74,731.46/x
  3. Step 3: Cross multiply
    132,092.15x = 182,296.20 × 74,731.46
  4. Step 4: Simplify right side
    132,092.15x = 13,623,260,767.02
  5. Step 5: Solve for x
    x = 13,623,260,767.02/132,092.15
  6. Step 6: Final answer
    x = 103,134.52

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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.