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Finding the Fourth Proportional to 267,236, 368,774.88 and 159,865.37

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Solution

The fourth proportional to 267,236, 368,774.88 and 159,865.37 is: 220,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,236 : 368,774.88 = 159,865.37 : x
  2. Step 2: Convert to fraction form
    267,236/368,774.88 = 159,865.37/x
  3. Step 3: Cross multiply
    267,236x = 368,774.88 × 159,865.37
  4. Step 4: Simplify right side
    267,236x = 58,954,332,637.91
  5. Step 5: Solve for x
    x = 58,954,332,637.91/267,236
  6. Step 6: Final answer
    x = 220,607.75

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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.