Home / 82,345.24-123,517.62-29,754.64

Finding the Fourth Proportional to 82,345.24, 123,517.62 and 29,754.64

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Solution

The fourth proportional to 82,345.24, 123,517.62 and 29,754.64 is: 44,631.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,345.24 : 123,517.62 = 29,754.64 : x
  2. Step 2: Convert to fraction form
    82,345.24/123,517.62 = 29,754.64/x
  3. Step 3: Cross multiply
    82,345.24x = 123,517.62 × 29,754.64
  4. Step 4: Simplify right side
    82,345.24x = 3,675,222,316.76
  5. Step 5: Solve for x
    x = 3,675,222,316.76/82,345.24
  6. Step 6: Final answer
    x = 44,631.87

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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.