Home / 187,882.80-259,280.40-107,321.04

Finding the Fourth Proportional to 187,882.80, 259,280.40 and 107,321.04

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Solution

The fourth proportional to 187,882.80, 259,280.40 and 107,321.04 is: 148,104.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,882.80 : 259,280.40 = 107,321.04 : x
  2. Step 2: Convert to fraction form
    187,882.80/259,280.40 = 107,321.04/x
  3. Step 3: Cross multiply
    187,882.80x = 259,280.40 × 107,321.04
  4. Step 4: Simplify right side
    187,882.80x = 27,826,242,179.62
  5. Step 5: Solve for x
    x = 27,826,242,179.62/187,882.80
  6. Step 6: Final answer
    x = 148,104.26

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1.5x scale

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.