Home / 276,966.48-382,213.26-149,641.68

Finding the Fourth Proportional to 276,966.48, 382,213.26 and 149,641.68

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Solution

The fourth proportional to 276,966.48, 382,213.26 and 149,641.68 is: 206,505.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,966.48 : 382,213.26 = 149,641.68 : x
  2. Step 2: Convert to fraction form
    276,966.48/382,213.26 = 149,641.68/x
  3. Step 3: Cross multiply
    276,966.48x = 382,213.26 × 149,641.68
  4. Step 4: Simplify right side
    276,966.48x = 57,195,034,344.68
  5. Step 5: Solve for x
    x = 57,195,034,344.68/276,966.48
  6. Step 6: Final answer
    x = 206,505.26

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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.