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Finding the Fourth Proportional to 54,041.78, 81,066.03 and 22,866.50

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Solution

The fourth proportional to 54,041.78, 81,066.03 and 22,866.50 is: 34,301.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,041.78 : 81,066.03 = 22,866.50 : x
  2. Step 2: Convert to fraction form
    54,041.78/81,066.03 = 22,866.50/x
  3. Step 3: Cross multiply
    54,041.78x = 81,066.03 × 22,866.50
  4. Step 4: Simplify right side
    54,041.78x = 1,853,696,375.00
  5. Step 5: Solve for x
    x = 1,853,696,375.00/54,041.78
  6. Step 6: Final answer
    x = 34,301.17

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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.