Home / 82,144.35-123,234.84-29,553.75

Finding the Fourth Proportional to 82,144.35, 123,234.84 and 29,553.75

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Solution

The fourth proportional to 82,144.35, 123,234.84 and 29,553.75 is: 44,337.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,144.35 : 123,234.84 = 29,553.75 : x
  2. Step 2: Convert to fraction form
    82,144.35/123,234.84 = 29,553.75/x
  3. Step 3: Cross multiply
    82,144.35x = 123,234.84 × 29,553.75
  4. Step 4: Simplify right side
    82,144.35x = 3,642,051,652.65
  5. Step 5: Solve for x
    x = 3,642,051,652.65/82,144.35
  6. Step 6: Final answer
    x = 44,337.21

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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.