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Finding the Fourth Proportional to 123,448.43, 185,134.37 and 44,552.41

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Solution

The fourth proportional to 123,448.43, 185,134.37 and 44,552.41 is: 66,814.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,448.43 : 185,134.37 = 44,552.41 : x
  2. Step 2: Convert to fraction form
    123,448.43/185,134.37 = 44,552.41/x
  3. Step 3: Cross multiply
    123,448.43x = 185,134.37 × 44,552.41
  4. Step 4: Simplify right side
    123,448.43x = 8,248,181,208.90
  5. Step 5: Solve for x
    x = 8,248,181,208.90/123,448.43
  6. Step 6: Final answer
    x = 66,814.79

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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.