Home / 276,956.87-382,200.68-149,632.43

Finding the Fourth Proportional to 276,956.87, 382,200.68 and 149,632.43

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Solution

The fourth proportional to 276,956.87, 382,200.68 and 149,632.43 is: 206,492.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,956.87 : 382,200.68 = 149,632.43 : x
  2. Step 2: Convert to fraction form
    276,956.87/382,200.68 = 149,632.43/x
  3. Step 3: Cross multiply
    276,956.87x = 382,200.68 × 149,632.43
  4. Step 4: Simplify right side
    276,956.87x = 57,189,615,747.89
  5. Step 5: Solve for x
    x = 57,189,615,747.89/276,956.87
  6. Step 6: Final answer
    x = 206,492.86

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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.