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Finding the Fourth Proportional to 79,908.90, 110,274.05 and 44,098.65

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Solution

The fourth proportional to 79,908.90, 110,274.05 and 44,098.65 is: 60,856.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,908.90 : 110,274.05 = 44,098.65 : x
  2. Step 2: Convert to fraction form
    79,908.90/110,274.05 = 44,098.65/x
  3. Step 3: Cross multiply
    79,908.90x = 110,274.05 × 44,098.65
  4. Step 4: Simplify right side
    79,908.90x = 4,862,936,845.28
  5. Step 5: Solve for x
    x = 4,862,936,845.28/79,908.90
  6. Step 6: Final answer
    x = 60,856.01

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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.