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Finding the Fourth Proportional to 267,195.57, 368,734.05 and 146,334.66

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Solution

The fourth proportional to 267,195.57, 368,734.05 and 146,334.66 is: 201,944.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,195.57 : 368,734.05 = 146,334.66 : x
  2. Step 2: Convert to fraction form
    267,195.57/368,734.05 = 146,334.66/x
  3. Step 3: Cross multiply
    267,195.57x = 368,734.05 × 146,334.66
  4. Step 4: Simplify right side
    267,195.57x = 53,958,571,837.17
  5. Step 5: Solve for x
    x = 53,958,571,837.17/267,195.57
  6. Step 6: Final answer
    x = 201,944.11

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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.