Home / 132,247.59-182,528.15-78,562.41

Finding the Fourth Proportional to 132,247.59, 182,528.15 and 78,562.41

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Solution

The fourth proportional to 132,247.59, 182,528.15 and 78,562.41 is: 108,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,247.59 : 182,528.15 = 78,562.41 : x
  2. Step 2: Convert to fraction form
    132,247.59/182,528.15 = 78,562.41/x
  3. Step 3: Cross multiply
    132,247.59x = 182,528.15 × 78,562.41
  4. Step 4: Simplify right side
    132,247.59x = 14,339,850,964.03
  5. Step 5: Solve for x
    x = 14,339,850,964.03/132,247.59
  6. Step 6: Final answer
    x = 108,431.85

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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.