Home / 132,100.64-182,254.44-75,471.92

Finding the Fourth Proportional to 132,100.64, 182,254.44 and 75,471.92

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Solution

The fourth proportional to 132,100.64, 182,254.44 and 75,471.92 is: 104,125.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,100.64 : 182,254.44 = 75,471.92 : x
  2. Step 2: Convert to fraction form
    132,100.64/182,254.44 = 75,471.92/x
  3. Step 3: Cross multiply
    132,100.64x = 182,254.44 × 75,471.92
  4. Step 4: Simplify right side
    132,100.64x = 13,755,092,515.32
  5. Step 5: Solve for x
    x = 13,755,092,515.32/132,100.64
  6. Step 6: Final answer
    x = 104,125.86

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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.