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Finding the Fourth Proportional to 267,908.89, 369,712.97 and 147,052.23

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Solution

The fourth proportional to 267,908.89, 369,712.97 and 147,052.23 is: 202,931.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,908.89 : 369,712.97 = 147,052.23 : x
  2. Step 2: Convert to fraction form
    267,908.89/369,712.97 = 147,052.23/x
  3. Step 3: Cross multiply
    267,908.89x = 369,712.97 × 147,052.23
  4. Step 4: Simplify right side
    267,908.89x = 54,367,115,963.16
  5. Step 5: Solve for x
    x = 54,367,115,963.16/267,908.89
  6. Step 6: Final answer
    x = 202,931.37

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1.5x scale

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.