Home / 268,892.28-371,065.50-148,028.94

Finding the Fourth Proportional to 268,892.28, 371,065.50 and 148,028.94

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Solution

The fourth proportional to 268,892.28, 371,065.50 and 148,028.94 is: 204,276.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,892.28 : 371,065.50 = 148,028.94 : x
  2. Step 2: Convert to fraction form
    268,892.28/371,065.50 = 148,028.94/x
  3. Step 3: Cross multiply
    268,892.28x = 371,065.50 × 148,028.94
  4. Step 4: Simplify right side
    268,892.28x = 54,928,432,635.57
  5. Step 5: Solve for x
    x = 54,928,432,635.57/268,892.28
  6. Step 6: Final answer
    x = 204,276.72

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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.