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Finding the Fourth Proportional to 267,299.31, 368,872.92 and 159,869.34

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Solution

The fourth proportional to 267,299.31, 368,872.92 and 159,869.34 is: 220,619.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,299.31 : 368,872.92 = 159,869.34 : x
  2. Step 2: Convert to fraction form
    267,299.31/368,872.92 = 159,869.34/x
  3. Step 3: Cross multiply
    267,299.31x = 368,872.92 × 159,869.34
  4. Step 4: Simplify right side
    267,299.31x = 58,971,470,264.27
  5. Step 5: Solve for x
    x = 58,971,470,264.27/267,299.31
  6. Step 6: Final answer
    x = 220,619.61

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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.