Home / 132,157.40-182,374.00-75,565.13

Finding the Fourth Proportional to 132,157.40, 182,374.00 and 75,565.13

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Solution

The fourth proportional to 132,157.40, 182,374.00 and 75,565.13 is: 104,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,157.40 : 182,374.00 = 75,565.13 : x
  2. Step 2: Convert to fraction form
    132,157.40/182,374.00 = 75,565.13/x
  3. Step 3: Cross multiply
    132,157.40x = 182,374.00 × 75,565.13
  4. Step 4: Simplify right side
    132,157.40x = 13,781,113,917.84
  5. Step 5: Solve for x
    x = 13,781,113,917.84/132,157.40
  6. Step 6: Final answer
    x = 104,278.04

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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.