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Finding the Fourth Proportional to 260,350.62, 359,299.35 and 147,183.90

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Solution

The fourth proportional to 260,350.62, 359,299.35 and 147,183.90 is: 203,122.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,350.62 : 359,299.35 = 147,183.90 : x
  2. Step 2: Convert to fraction form
    260,350.62/359,299.35 = 147,183.90/x
  3. Step 3: Cross multiply
    260,350.62x = 359,299.35 × 147,183.90
  4. Step 4: Simplify right side
    260,350.62x = 52,883,079,600.47
  5. Step 5: Solve for x
    x = 52,883,079,600.47/260,350.62
  6. Step 6: Final answer
    x = 203,122.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.