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Finding the Fourth Proportional to 267,954.36, 369,753.71 and 147,095.48

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Solution

The fourth proportional to 267,954.36, 369,753.71 and 147,095.48 is: 202,978.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,954.36 : 369,753.71 = 147,095.48 : x
  2. Step 2: Convert to fraction form
    267,954.36/369,753.71 = 147,095.48/x
  3. Step 3: Cross multiply
    267,954.36x = 369,753.71 × 147,095.48
  4. Step 4: Simplify right side
    267,954.36x = 54,389,096,869.98
  5. Step 5: Solve for x
    x = 54,389,096,869.98/267,954.36
  6. Step 6: Final answer
    x = 202,978.96

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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.