Home / 82,268.85-123,377.74-29,671.50

Finding the Fourth Proportional to 82,268.85, 123,377.74 and 29,671.50

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Solution

The fourth proportional to 82,268.85, 123,377.74 and 29,671.50 is: 44,498.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,268.85 : 123,377.74 = 29,671.50 : x
  2. Step 2: Convert to fraction form
    82,268.85/123,377.74 = 29,671.50/x
  3. Step 3: Cross multiply
    82,268.85x = 123,377.74 × 29,671.50
  4. Step 4: Simplify right side
    82,268.85x = 3,660,802,538.23
  5. Step 5: Solve for x
    x = 3,660,802,538.23/82,268.85
  6. Step 6: Final answer
    x = 44,498.04

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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.