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Finding the Fourth Proportional to 79,881.76, 110,237.42 and 44,073.06

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Solution

The fourth proportional to 79,881.76, 110,237.42 and 44,073.06 is: 60,821.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,881.76 : 110,237.42 = 44,073.06 : x
  2. Step 2: Convert to fraction form
    79,881.76/110,237.42 = 44,073.06/x
  3. Step 3: Cross multiply
    79,881.76x = 110,237.42 × 44,073.06
  4. Step 4: Simplify right side
    79,881.76x = 4,858,499,874.79
  5. Step 5: Solve for x
    x = 4,858,499,874.79/79,881.76
  6. Step 6: Final answer
    x = 60,821.14

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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.