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Finding the Fourth Proportional to 273,327.82, 377,192.78 and 158,628.85

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Solution

The fourth proportional to 273,327.82, 377,192.78 and 158,628.85 is: 218,908.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,327.82 : 377,192.78 = 158,628.85 : x
  2. Step 2: Convert to fraction form
    273,327.82/377,192.78 = 158,628.85/x
  3. Step 3: Cross multiply
    273,327.82x = 377,192.78 × 158,628.85
  4. Step 4: Simplify right side
    273,327.82x = 59,833,656,919.70
  5. Step 5: Solve for x
    x = 59,833,656,919.70/273,327.82
  6. Step 6: Final answer
    x = 218,908.04

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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.