Home / 54,886.70-82,214.85-30,233.90

Finding the Fourth Proportional to 54,886.70, 82,214.85 and 30,233.90

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Solution

The fourth proportional to 54,886.70, 82,214.85 and 30,233.90 is: 45,287.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,886.70 : 82,214.85 = 30,233.90 : x
  2. Step 2: Convert to fraction form
    54,886.70/82,214.85 = 30,233.90/x
  3. Step 3: Cross multiply
    54,886.70x = 82,214.85 × 30,233.90
  4. Step 4: Simplify right side
    54,886.70x = 2,485,675,553.42
  5. Step 5: Solve for x
    x = 2,485,675,553.42/54,886.70
  6. Step 6: Final answer
    x = 45,287.39

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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.