Home / 274,184.66-378,372.22-153,324.56

Finding the Fourth Proportional to 274,184.66, 378,372.22 and 153,324.56

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Solution

The fourth proportional to 274,184.66, 378,372.22 and 153,324.56 is: 211,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,184.66 : 378,372.22 = 153,324.56 : x
  2. Step 2: Convert to fraction form
    274,184.66/378,372.22 = 153,324.56/x
  3. Step 3: Cross multiply
    274,184.66x = 378,372.22 × 153,324.56
  4. Step 4: Simplify right side
    274,184.66x = 58,013,754,147.72
  5. Step 5: Solve for x
    x = 58,013,754,147.72/274,184.66
  6. Step 6: Final answer
    x = 211,586.43

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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.