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Finding the Fourth Proportional to 267,994.80, 369,834.48 and 147,141.36

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Solution

The fourth proportional to 267,994.80, 369,834.48 and 147,141.36 is: 203,055.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,994.80 : 369,834.48 = 147,141.36 : x
  2. Step 2: Convert to fraction form
    267,994.80/369,834.48 = 147,141.36/x
  3. Step 3: Cross multiply
    267,994.80x = 369,834.48 × 147,141.36
  4. Step 4: Simplify right side
    267,994.80x = 54,417,948,362.09
  5. Step 5: Solve for x
    x = 54,417,948,362.09/267,994.80
  6. Step 6: Final answer
    x = 203,055.99

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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.