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Finding the Fourth Proportional to 79,955.38, 110,340.14 and 44,147.66

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Solution

The fourth proportional to 79,955.38, 110,340.14 and 44,147.66 is: 60,924.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,955.38 : 110,340.14 = 44,147.66 : x
  2. Step 2: Convert to fraction form
    79,955.38/110,340.14 = 44,147.66/x
  3. Step 3: Cross multiply
    79,955.38x = 110,340.14 × 44,147.66
  4. Step 4: Simplify right side
    79,955.38x = 4,871,258,543.74
  5. Step 5: Solve for x
    x = 4,871,258,543.74/79,955.38
  6. Step 6: Final answer
    x = 60,924.71

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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.