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Finding the Fourth Proportional to 54,859.00, 82,281.44 and 23,281.91

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Solution

The fourth proportional to 54,859.00, 82,281.44 and 23,281.91 is: 34,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,859.00 : 82,281.44 = 23,281.91 : x
  2. Step 2: Convert to fraction form
    54,859.00/82,281.44 = 23,281.91/x
  3. Step 3: Cross multiply
    54,859.00x = 82,281.44 × 23,281.91
  4. Step 4: Simplify right side
    54,859.00x = 1,915,668,964.34
  5. Step 5: Solve for x
    x = 1,915,668,964.34/54,859.00
  6. Step 6: Final answer
    x = 34,919.87

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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.