Home / 82,203.67-123,231.46-29,576.13

Finding the Fourth Proportional to 82,203.67, 123,231.46 and 29,576.13

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Solution

The fourth proportional to 82,203.67, 123,231.46 and 29,576.13 is: 44,337.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,203.67 : 123,231.46 = 29,576.13 : x
  2. Step 2: Convert to fraction form
    82,203.67/123,231.46 = 29,576.13/x
  3. Step 3: Cross multiply
    82,203.67x = 123,231.46 × 29,576.13
  4. Step 4: Simplify right side
    82,203.67x = 3,644,709,681.05
  5. Step 5: Solve for x
    x = 3,644,709,681.05/82,203.67
  6. Step 6: Final answer
    x = 44,337.55

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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.