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Finding the Fourth Proportional to 79,855.74, 110,201.72 and 44,047.13

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Solution

The fourth proportional to 79,855.74, 110,201.72 and 44,047.13 is: 60,785.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,855.74 : 110,201.72 = 44,047.13 : x
  2. Step 2: Convert to fraction form
    79,855.74/110,201.72 = 44,047.13/x
  3. Step 3: Cross multiply
    79,855.74x = 110,201.72 × 44,047.13
  4. Step 4: Simplify right side
    79,855.74x = 4,854,068,715.82
  5. Step 5: Solve for x
    x = 4,854,068,715.82/79,855.74
  6. Step 6: Final answer
    x = 60,785.47

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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.