Home / 82,265.13-123,397.70-29,674.60

Finding the Fourth Proportional to 82,265.13, 123,397.70 and 29,674.60

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Solution

The fourth proportional to 82,265.13, 123,397.70 and 29,674.60 is: 44,511.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,265.13 : 123,397.70 = 29,674.60 : x
  2. Step 2: Convert to fraction form
    82,265.13/123,397.70 = 29,674.60/x
  3. Step 3: Cross multiply
    82,265.13x = 123,397.70 × 29,674.60
  4. Step 4: Simplify right side
    82,265.13x = 3,661,777,388.42
  5. Step 5: Solve for x
    x = 3,661,777,388.42/82,265.13
  6. Step 6: Final answer
    x = 44,511.90

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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.