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Finding the Fourth Proportional to 267,281.38, 368,848.28 and 159,851.41

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Solution

The fourth proportional to 267,281.38, 368,848.28 and 159,851.41 is: 220,594.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,281.38 : 368,848.28 = 159,851.41 : x
  2. Step 2: Convert to fraction form
    267,281.38/368,848.28 = 159,851.41/x
  3. Step 3: Cross multiply
    267,281.38x = 368,848.28 × 159,851.41
  4. Step 4: Simplify right side
    267,281.38x = 58,960,916,911.77
  5. Step 5: Solve for x
    x = 58,960,916,911.77/267,281.38
  6. Step 6: Final answer
    x = 220,594.93

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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.