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Finding the Fourth Proportional to 267,873.80, 369,664.76 and 147,017.07

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Solution

The fourth proportional to 267,873.80, 369,664.76 and 147,017.07 is: 202,882.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,873.80 : 369,664.76 = 147,017.07 : x
  2. Step 2: Convert to fraction form
    267,873.80/369,664.76 = 147,017.07/x
  3. Step 3: Cross multiply
    267,873.80x = 369,664.76 × 147,017.07
  4. Step 4: Simplify right side
    267,873.80x = 54,347,030,265.00
  5. Step 5: Solve for x
    x = 54,347,030,265.00/267,873.80
  6. Step 6: Final answer
    x = 202,882.97

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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.