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Finding the Fourth Proportional to 273,761.84, 377,753.96 and 152,887.70

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Solution

The fourth proportional to 273,761.84, 377,753.96 and 152,887.70 is: 210,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,761.84 : 377,753.96 = 152,887.70 : x
  2. Step 2: Convert to fraction form
    273,761.84/377,753.96 = 152,887.70/x
  3. Step 3: Cross multiply
    273,761.84x = 377,753.96 × 152,887.70
  4. Step 4: Simplify right side
    273,761.84x = 57,753,935,436.90
  5. Step 5: Solve for x
    x = 57,753,935,436.90/273,761.84
  6. Step 6: Final answer
    x = 210,964.15

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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.