Home / 82,246.68-123,311.61-35,512.92

Finding the Fourth Proportional to 82,246.68, 123,311.61 and 35,512.92

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Solution

The fourth proportional to 82,246.68, 123,311.61 and 35,512.92 is: 53,244.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,246.68 : 123,311.61 = 35,512.92 : x
  2. Step 2: Convert to fraction form
    82,246.68/123,311.61 = 35,512.92/x
  3. Step 3: Cross multiply
    82,246.68x = 123,311.61 × 35,512.92
  4. Step 4: Simplify right side
    82,246.68x = 4,379,155,341.00
  5. Step 5: Solve for x
    x = 4,379,155,341.00/82,246.68
  6. Step 6: Final answer
    x = 53,244.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.