Home / 82,175.65-123,189.46-29,548.13

Finding the Fourth Proportional to 82,175.65, 123,189.46 and 29,548.13

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Solution

The fourth proportional to 82,175.65, 123,189.46 and 29,548.13 is: 44,295.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,175.65 : 123,189.46 = 29,548.13 : x
  2. Step 2: Convert to fraction form
    82,175.65/123,189.46 = 29,548.13/x
  3. Step 3: Cross multiply
    82,175.65x = 123,189.46 × 29,548.13
  4. Step 4: Simplify right side
    82,175.65x = 3,640,017,488.89
  5. Step 5: Solve for x
    x = 3,640,017,488.89/82,175.65
  6. Step 6: Final answer
    x = 44,295.57

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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.