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Finding the Fourth Proportional to 79,551.76, 119,310.85 and 23,376.61

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Solution

The fourth proportional to 79,551.76, 119,310.85 and 23,376.61 is: 35,059.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,551.76 : 119,310.85 = 23,376.61 : x
  2. Step 2: Convert to fraction form
    79,551.76/119,310.85 = 23,376.61/x
  3. Step 3: Cross multiply
    79,551.76x = 119,310.85 × 23,376.61
  4. Step 4: Simplify right side
    79,551.76x = 2,789,082,495.78
  5. Step 5: Solve for x
    x = 2,789,082,495.78/79,551.76
  6. Step 6: Final answer
    x = 35,059.97

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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.