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Finding the Fourth Proportional to 273,038.82, 376,787.22 and 158,337.96

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Solution

The fourth proportional to 273,038.82, 376,787.22 and 158,337.96 is: 218,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,038.82 : 376,787.22 = 158,337.96 : x
  2. Step 2: Convert to fraction form
    273,038.82/376,787.22 = 158,337.96/x
  3. Step 3: Cross multiply
    273,038.82x = 376,787.22 × 158,337.96
  4. Step 4: Simplify right side
    273,038.82x = 59,659,719,768.87
  5. Step 5: Solve for x
    x = 59,659,719,768.87/273,038.82
  6. Step 6: Final answer
    x = 218,502.70

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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.