Home / 276,883.13-382,098.74-149,558.73

Finding the Fourth Proportional to 276,883.13, 382,098.74 and 149,558.73

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Solution

The fourth proportional to 276,883.13, 382,098.74 and 149,558.73 is: 206,391.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,883.13 : 382,098.74 = 149,558.73 : x
  2. Step 2: Convert to fraction form
    276,883.13/382,098.74 = 149,558.73/x
  3. Step 3: Cross multiply
    276,883.13x = 382,098.74 × 149,558.73
  4. Step 4: Simplify right side
    276,883.13x = 57,146,202,289.00
  5. Step 5: Solve for x
    x = 57,146,202,289.00/276,883.13
  6. Step 6: Final answer
    x = 206,391.06

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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.