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Finding the Fourth Proportional to 79,854.55, 110,195.30 and 44,042.42

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Solution

The fourth proportional to 79,854.55, 110,195.30 and 44,042.42 is: 60,776.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,854.55 : 110,195.30 = 44,042.42 : x
  2. Step 2: Convert to fraction form
    79,854.55/110,195.30 = 44,042.42/x
  3. Step 3: Cross multiply
    79,854.55x = 110,195.30 × 44,042.42
  4. Step 4: Simplify right side
    79,854.55x = 4,853,268,070.22
  5. Step 5: Solve for x
    x = 4,853,268,070.22/79,854.55
  6. Step 6: Final answer
    x = 60,776.35

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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.