Home / 132,370.46-182,672.64-71,941.11

Finding the Fourth Proportional to 132,370.46, 182,672.64 and 71,941.11

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Solution

The fourth proportional to 132,370.46, 182,672.64 and 71,941.11 is: 99,279.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,370.46 : 182,672.64 = 71,941.11 : x
  2. Step 2: Convert to fraction form
    132,370.46/182,672.64 = 71,941.11/x
  3. Step 3: Cross multiply
    132,370.46x = 182,672.64 × 71,941.11
  4. Step 4: Simplify right side
    132,370.46x = 13,141,672,488.23
  5. Step 5: Solve for x
    x = 13,141,672,488.23/132,370.46
  6. Step 6: Final answer
    x = 99,279.50

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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.