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Finding the Fourth Proportional to 119,385.92, 179,065.22 and 44,508.51

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Solution

The fourth proportional to 119,385.92, 179,065.22 and 44,508.51 is: 66,757.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,385.92 : 179,065.22 = 44,508.51 : x
  2. Step 2: Convert to fraction form
    119,385.92/179,065.22 = 44,508.51/x
  3. Step 3: Cross multiply
    119,385.92x = 179,065.22 × 44,508.51
  4. Step 4: Simplify right side
    119,385.92x = 7,969,925,912.48
  5. Step 5: Solve for x
    x = 7,969,925,912.48/119,385.92
  6. Step 6: Final answer
    x = 66,757.67

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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.