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Finding the Fourth Proportional to 54,922.62, 82,187.10 and 47,552.52

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Solution

The fourth proportional to 54,922.62, 82,187.10 and 47,552.52 is: 71,158.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,922.62 : 82,187.10 = 47,552.52 : x
  2. Step 2: Convert to fraction form
    54,922.62/82,187.10 = 47,552.52/x
  3. Step 3: Cross multiply
    54,922.62x = 82,187.10 × 47,552.52
  4. Step 4: Simplify right side
    54,922.62x = 3,908,203,716.49
  5. Step 5: Solve for x
    x = 3,908,203,716.49/54,922.62
  6. Step 6: Final answer
    x = 71,158.36

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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.