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Finding the Fourth Proportional to 79,941, 110,318.74 and 44,131.04

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Solution

The fourth proportional to 79,941, 110,318.74 and 44,131.04 is: 60,900.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,941 : 110,318.74 = 44,131.04 : x
  2. Step 2: Convert to fraction form
    79,941/110,318.74 = 44,131.04/x
  3. Step 3: Cross multiply
    79,941x = 110,318.74 × 44,131.04
  4. Step 4: Simplify right side
    79,941x = 4,868,480,727.69
  5. Step 5: Solve for x
    x = 4,868,480,727.69/79,941
  6. Step 6: Final answer
    x = 60,900.92

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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.