Home / 82,539.16-123,816.96-29,952.76

Finding the Fourth Proportional to 82,539.16, 123,816.96 and 29,952.76

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Solution

The fourth proportional to 82,539.16, 123,816.96 and 29,952.76 is: 44,932.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,539.16 : 123,816.96 = 29,952.76 : x
  2. Step 2: Convert to fraction form
    82,539.16/123,816.96 = 29,952.76/x
  3. Step 3: Cross multiply
    82,539.16x = 123,816.96 × 29,952.76
  4. Step 4: Simplify right side
    82,539.16x = 3,708,659,686.81
  5. Step 5: Solve for x
    x = 3,708,659,686.81/82,539.16
  6. Step 6: Final answer
    x = 44,932.12

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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.