Home / 132,532.24-182,834.22-78,786.76

Finding the Fourth Proportional to 132,532.24, 182,834.22 and 78,786.76

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Solution

The fourth proportional to 132,532.24, 182,834.22 and 78,786.76 is: 108,689.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,532.24 : 182,834.22 = 78,786.76 : x
  2. Step 2: Convert to fraction form
    132,532.24/182,834.22 = 78,786.76/x
  3. Step 3: Cross multiply
    132,532.24x = 182,834.22 × 78,786.76
  4. Step 4: Simplify right side
    132,532.24x = 14,404,915,810.93
  5. Step 5: Solve for x
    x = 14,404,915,810.93/132,532.24
  6. Step 6: Final answer
    x = 108,689.90

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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.