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Finding the Fourth Proportional to 80,348.71, 110,882.15 and 44,539.33

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Solution

The fourth proportional to 80,348.71, 110,882.15 and 44,539.33 is: 61,464.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,348.71 : 110,882.15 = 44,539.33 : x
  2. Step 2: Convert to fraction form
    80,348.71/110,882.15 = 44,539.33/x
  3. Step 3: Cross multiply
    80,348.71x = 110,882.15 × 44,539.33
  4. Step 4: Simplify right side
    80,348.71x = 4,938,616,669.96
  5. Step 5: Solve for x
    x = 4,938,616,669.96/80,348.71
  6. Step 6: Final answer
    x = 61,464.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.