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Finding the Fourth Proportional to 377,121.64, 565,571.70 and 110,818.84

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Solution

The fourth proportional to 377,121.64, 565,571.70 and 110,818.84 is: 166,195.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,121.64 : 565,571.70 = 110,818.84 : x
  2. Step 2: Convert to fraction form
    377,121.64/565,571.70 = 110,818.84/x
  3. Step 3: Cross multiply
    377,121.64x = 565,571.70 × 110,818.84
  4. Step 4: Simplify right side
    377,121.64x = 62,675,999,730.83
  5. Step 5: Solve for x
    x = 62,675,999,730.83/377,121.64
  6. Step 6: Final answer
    x = 166,195.71

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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.