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Finding the Fourth Proportional to 149,863.80, 224,649.54 and 59,879.67

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Solution

The fourth proportional to 149,863.80, 224,649.54 and 59,879.67 is: 89,761.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,863.80 : 224,649.54 = 59,879.67 : x
  2. Step 2: Convert to fraction form
    149,863.80/224,649.54 = 59,879.67/x
  3. Step 3: Cross multiply
    149,863.80x = 224,649.54 × 59,879.67
  4. Step 4: Simplify right side
    149,863.80x = 13,451,940,320.85
  5. Step 5: Solve for x
    x = 13,451,940,320.85/149,863.80
  6. Step 6: Final answer
    x = 89,761.11

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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.