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Finding the Fourth Proportional to 79,887.87, 110,244.65 and 44,079.39

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Solution

The fourth proportional to 79,887.87, 110,244.65 and 44,079.39 is: 60,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,887.87 : 110,244.65 = 44,079.39 : x
  2. Step 2: Convert to fraction form
    79,887.87/110,244.65 = 44,079.39/x
  3. Step 3: Cross multiply
    79,887.87x = 110,244.65 × 44,079.39
  4. Step 4: Simplify right side
    79,887.87x = 4,859,516,702.37
  5. Step 5: Solve for x
    x = 4,859,516,702.37/79,887.87
  6. Step 6: Final answer
    x = 60,829.22

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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.