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Finding the Fourth Proportional to 79,998.85, 110,397.72 and 44,191.36

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Solution

The fourth proportional to 79,998.85, 110,397.72 and 44,191.36 is: 60,983.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,998.85 : 110,397.72 = 44,191.36 : x
  2. Step 2: Convert to fraction form
    79,998.85/110,397.72 = 44,191.36/x
  3. Step 3: Cross multiply
    79,998.85x = 110,397.72 × 44,191.36
  4. Step 4: Simplify right side
    79,998.85x = 4,878,625,387.70
  5. Step 5: Solve for x
    x = 4,878,625,387.70/79,998.85
  6. Step 6: Final answer
    x = 60,983.69

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1.5x scale

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.