Home / 54,189.15-81,306.72-29,200.17

Finding the Fourth Proportional to 54,189.15, 81,306.72 and 29,200.17

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Solution

The fourth proportional to 54,189.15, 81,306.72 and 29,200.17 is: 43,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,189.15 : 81,306.72 = 29,200.17 : x
  2. Step 2: Convert to fraction form
    54,189.15/81,306.72 = 29,200.17/x
  3. Step 3: Cross multiply
    54,189.15x = 81,306.72 × 29,200.17
  4. Step 4: Simplify right side
    54,189.15x = 2,374,170,046.14
  5. Step 5: Solve for x
    x = 2,374,170,046.14/54,189.15
  6. Step 6: Final answer
    x = 43,812.65

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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.