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Finding the Fourth Proportional to 79,924.30, 110,287.68 and 44,112

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Solution

The fourth proportional to 79,924.30, 110,287.68 and 44,112 is: 60,870.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,924.30 : 110,287.68 = 44,112 : x
  2. Step 2: Convert to fraction form
    79,924.30/110,287.68 = 44,112/x
  3. Step 3: Cross multiply
    79,924.30x = 110,287.68 × 44,112
  4. Step 4: Simplify right side
    79,924.30x = 4,865,010,140.16
  5. Step 5: Solve for x
    x = 4,865,010,140.16/79,924.30
  6. Step 6: Final answer
    x = 60,870.23

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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.