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Finding the Fourth Proportional to 54,281.46, 81,404.91 and 22,691.46

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Solution

The fourth proportional to 54,281.46, 81,404.91 and 22,691.46 is: 34,029.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,281.46 : 81,404.91 = 22,691.46 : x
  2. Step 2: Convert to fraction form
    54,281.46/81,404.91 = 22,691.46/x
  3. Step 3: Cross multiply
    54,281.46x = 81,404.91 × 22,691.46
  4. Step 4: Simplify right side
    54,281.46x = 1,847,196,259.07
  5. Step 5: Solve for x
    x = 1,847,196,259.07/54,281.46
  6. Step 6: Final answer
    x = 34,029.97

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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.