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Finding the Fourth Proportional to 267,659.49, 369,380.45 and 146,805.87

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Solution

The fourth proportional to 267,659.49, 369,380.45 and 146,805.87 is: 202,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,659.49 : 369,380.45 = 146,805.87 : x
  2. Step 2: Convert to fraction form
    267,659.49/369,380.45 = 146,805.87/x
  3. Step 3: Cross multiply
    267,659.49x = 369,380.45 × 146,805.87
  4. Step 4: Simplify right side
    267,659.49x = 54,227,220,075.43
  5. Step 5: Solve for x
    x = 54,227,220,075.43/267,659.49
  6. Step 6: Final answer
    x = 202,597.78

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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.