Home / 187,338.30-280,936.92-60,945.48

Finding the Fourth Proportional to 187,338.30, 280,936.92 and 60,945.48

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Solution

The fourth proportional to 187,338.30, 280,936.92 and 60,945.48 is: 91,395.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,338.30 : 280,936.92 = 60,945.48 : x
  2. Step 2: Convert to fraction form
    187,338.30/280,936.92 = 60,945.48/x
  3. Step 3: Cross multiply
    187,338.30x = 280,936.92 × 60,945.48
  4. Step 4: Simplify right side
    187,338.30x = 17,121,835,439.12
  5. Step 5: Solve for x
    x = 17,121,835,439.12/187,338.30
  6. Step 6: Final answer
    x = 91,395.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.