Home / 182,132.52-251,333.75-100,475.10

Finding the Fourth Proportional to 182,132.52, 251,333.75 and 100,475.10

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Solution

The fourth proportional to 182,132.52, 251,333.75 and 100,475.10 is: 138,650.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,132.52 : 251,333.75 = 100,475.10 : x
  2. Step 2: Convert to fraction form
    182,132.52/251,333.75 = 100,475.10/x
  3. Step 3: Cross multiply
    182,132.52x = 251,333.75 × 100,475.10
  4. Step 4: Simplify right side
    182,132.52x = 25,252,784,104.75
  5. Step 5: Solve for x
    x = 25,252,784,104.75/182,132.52
  6. Step 6: Final answer
    x = 138,650.61

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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.