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Finding the Fourth Proportional to 267,256.05, 368,801.26 and 159,885.28

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Solution

The fourth proportional to 267,256.05, 368,801.26 and 159,885.28 is: 220,634.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,256.05 : 368,801.26 = 159,885.28 : x
  2. Step 2: Convert to fraction form
    267,256.05/368,801.26 = 159,885.28/x
  3. Step 3: Cross multiply
    267,256.05x = 368,801.26 × 159,885.28
  4. Step 4: Simplify right side
    267,256.05x = 58,965,892,719.45
  5. Step 5: Solve for x
    x = 58,965,892,719.45/267,256.05
  6. Step 6: Final answer
    x = 220,634.45

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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.