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Finding the Fourth Proportional to 79,886.98, 110,247.37 and 44,079.31

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Solution

The fourth proportional to 79,886.98, 110,247.37 and 44,079.31 is: 60,831.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,886.98 : 110,247.37 = 44,079.31 : x
  2. Step 2: Convert to fraction form
    79,886.98/110,247.37 = 44,079.31/x
  3. Step 3: Cross multiply
    79,886.98x = 110,247.37 × 44,079.31
  4. Step 4: Simplify right side
    79,886.98x = 4,859,627,998.91
  5. Step 5: Solve for x
    x = 4,859,627,998.91/79,886.98
  6. Step 6: Final answer
    x = 60,831.29

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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.