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Finding the Fourth Proportional to 77,879.38, 116,819.08 and 44,576.24

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Solution

The fourth proportional to 77,879.38, 116,819.08 and 44,576.24 is: 66,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,879.38 : 116,819.08 = 44,576.24 : x
  2. Step 2: Convert to fraction form
    77,879.38/116,819.08 = 44,576.24/x
  3. Step 3: Cross multiply
    77,879.38x = 116,819.08 × 44,576.24
  4. Step 4: Simplify right side
    77,879.38x = 5,207,355,346.66
  5. Step 5: Solve for x
    x = 5,207,355,346.66/77,879.38
  6. Step 6: Final answer
    x = 66,864.37

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1.5x scale

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.