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Finding the Fourth Proportional to 79,146.76, 118,723.74 and 44,059.96

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Solution

The fourth proportional to 79,146.76, 118,723.74 and 44,059.96 is: 66,091.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,146.76 : 118,723.74 = 44,059.96 : x
  2. Step 2: Convert to fraction form
    79,146.76/118,723.74 = 44,059.96/x
  3. Step 3: Cross multiply
    79,146.76x = 118,723.74 × 44,059.96
  4. Step 4: Simplify right side
    79,146.76x = 5,230,963,235.45
  5. Step 5: Solve for x
    x = 5,230,963,235.45/79,146.76
  6. Step 6: Final answer
    x = 66,091.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.