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Finding the Fourth Proportional to 267,673.64, 369,391.43 and 146,815.76

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Solution

The fourth proportional to 267,673.64, 369,391.43 and 146,815.76 is: 202,606.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,673.64 : 369,391.43 = 146,815.76 : x
  2. Step 2: Convert to fraction form
    267,673.64/369,391.43 = 146,815.76/x
  3. Step 3: Cross multiply
    267,673.64x = 369,391.43 × 146,815.76
  4. Step 4: Simplify right side
    267,673.64x = 54,232,480,951.90
  5. Step 5: Solve for x
    x = 54,232,480,951.90/267,673.64
  6. Step 6: Final answer
    x = 202,606.73

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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.