Home / 187,550.92-281,326.47-82,370.80

Finding the Fourth Proportional to 187,550.92, 281,326.47 and 82,370.80

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Solution

The fourth proportional to 187,550.92, 281,326.47 and 82,370.80 is: 123,556.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,550.92 : 281,326.47 = 82,370.80 : x
  2. Step 2: Convert to fraction form
    187,550.92/281,326.47 = 82,370.80/x
  3. Step 3: Cross multiply
    187,550.92x = 281,326.47 × 82,370.80
  4. Step 4: Simplify right side
    187,550.92x = 23,173,086,395.08
  5. Step 5: Solve for x
    x = 23,173,086,395.08/187,550.92
  6. Step 6: Final answer
    x = 123,556.24

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1.5x scale

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.