Home / 276,882.06-382,097.25-149,557.66

Finding the Fourth Proportional to 276,882.06, 382,097.25 and 149,557.66

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Solution

The fourth proportional to 276,882.06, 382,097.25 and 149,557.66 is: 206,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,882.06 : 382,097.25 = 149,557.66 : x
  2. Step 2: Convert to fraction form
    276,882.06/382,097.25 = 149,557.66/x
  3. Step 3: Cross multiply
    276,882.06x = 382,097.25 × 149,557.66
  4. Step 4: Simplify right side
    276,882.06x = 57,145,569,647.19
  5. Step 5: Solve for x
    x = 57,145,569,647.19/276,882.06
  6. Step 6: Final answer
    x = 206,389.57

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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.