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Finding the Fourth Proportional to 82,482.58, 123,755.46 and 35,108.92

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Solution

The fourth proportional to 82,482.58, 123,755.46 and 35,108.92 is: 52,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,482.58 : 123,755.46 = 35,108.92 : x
  2. Step 2: Convert to fraction form
    82,482.58/123,755.46 = 35,108.92/x
  3. Step 3: Cross multiply
    82,482.58x = 123,755.46 × 35,108.92
  4. Step 4: Simplify right side
    82,482.58x = 4,344,920,544.70
  5. Step 5: Solve for x
    x = 4,344,920,544.70/82,482.58
  6. Step 6: Final answer
    x = 52,676.83

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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.