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Finding the Fourth Proportional to 273,326.82, 377,191.40 and 158,627.85

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Solution

The fourth proportional to 273,326.82, 377,191.40 and 158,627.85 is: 218,906.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,326.82 : 377,191.40 = 158,627.85 : x
  2. Step 2: Convert to fraction form
    273,326.82/377,191.40 = 158,627.85/x
  3. Step 3: Cross multiply
    273,326.82x = 377,191.40 × 158,627.85
  4. Step 4: Simplify right side
    273,326.82x = 59,833,060,027.35
  5. Step 5: Solve for x
    x = 59,833,060,027.35/273,326.82
  6. Step 6: Final answer
    x = 218,906.66

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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.