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Finding the Fourth Proportional to 267,880.62, 369,648.33 and 160,447.89

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Solution

The fourth proportional to 267,880.62, 369,648.33 and 160,447.89 is: 221,401.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,880.62 : 369,648.33 = 160,447.89 : x
  2. Step 2: Convert to fraction form
    267,880.62/369,648.33 = 160,447.89/x
  3. Step 3: Cross multiply
    267,880.62x = 369,648.33 × 160,447.89
  4. Step 4: Simplify right side
    267,880.62x = 59,309,294,649.53
  5. Step 5: Solve for x
    x = 59,309,294,649.53/267,880.62
  6. Step 6: Final answer
    x = 221,401.96

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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.