Home / 268,082.19-369,953.87-147,231.27

Finding the Fourth Proportional to 268,082.19, 369,953.87 and 147,231.27

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Solution

The fourth proportional to 268,082.19, 369,953.87 and 147,231.27 is: 203,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,082.19 : 369,953.87 = 147,231.27 : x
  2. Step 2: Convert to fraction form
    268,082.19/369,953.87 = 147,231.27/x
  3. Step 3: Cross multiply
    268,082.19x = 369,953.87 × 147,231.27
  4. Step 4: Simplify right side
    268,082.19x = 54,468,777,385.36
  5. Step 5: Solve for x
    x = 54,468,777,385.36/268,082.19
  6. Step 6: Final answer
    x = 203,179.40

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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.