Home / 55,451.88-83,146.14-32,972.04

Finding the Fourth Proportional to 55,451.88, 83,146.14 and 32,972.04

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Solution

The fourth proportional to 55,451.88, 83,146.14 and 32,972.04 is: 49,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.88 : 83,146.14 = 32,972.04 : x
  2. Step 2: Convert to fraction form
    55,451.88/83,146.14 = 32,972.04/x
  3. Step 3: Cross multiply
    55,451.88x = 83,146.14 × 32,972.04
  4. Step 4: Simplify right side
    55,451.88x = 2,741,497,853.93
  5. Step 5: Solve for x
    x = 2,741,497,853.93/55,451.88
  6. Step 6: Final answer
    x = 49,439.22

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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.