Home / 132,370.38-182,672.88-71,942.22

Finding the Fourth Proportional to 132,370.38, 182,672.88 and 71,942.22

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Solution

The fourth proportional to 132,370.38, 182,672.88 and 71,942.22 is: 99,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,370.38 : 182,672.88 = 71,942.22 : x
  2. Step 2: Convert to fraction form
    132,370.38/182,672.88 = 71,942.22/x
  3. Step 3: Cross multiply
    132,370.38x = 182,672.88 × 71,942.22
  4. Step 4: Simplify right side
    132,370.38x = 13,141,892,520.99
  5. Step 5: Solve for x
    x = 13,141,892,520.99/132,370.38
  6. Step 6: Final answer
    x = 99,281.22

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1.5x scale

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.