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Finding the Fourth Proportional to 377,311.86, 565,773.03 and 111,037.80

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Solution

The fourth proportional to 377,311.86, 565,773.03 and 111,037.80 is: 166,499.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,311.86 : 565,773.03 = 111,037.80 : x
  2. Step 2: Convert to fraction form
    377,311.86/565,773.03 = 111,037.80/x
  3. Step 3: Cross multiply
    377,311.86x = 565,773.03 × 111,037.80
  4. Step 4: Simplify right side
    377,311.86x = 62,822,192,550.53
  5. Step 5: Solve for x
    x = 62,822,192,550.53/377,311.86
  6. Step 6: Final answer
    x = 166,499.38

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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.