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Finding the Fourth Proportional to 54,477.66, 81,715.13 and 22,449.66

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Solution

The fourth proportional to 54,477.66, 81,715.13 and 22,449.66 is: 33,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,477.66 : 81,715.13 = 22,449.66 : x
  2. Step 2: Convert to fraction form
    54,477.66/81,715.13 = 22,449.66/x
  3. Step 3: Cross multiply
    54,477.66x = 81,715.13 × 22,449.66
  4. Step 4: Simplify right side
    54,477.66x = 1,834,476,550.86
  5. Step 5: Solve for x
    x = 1,834,476,550.86/54,477.66
  6. Step 6: Final answer
    x = 33,673.92

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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.