Home / 188,104.96-259,588.02-103,229.92

Finding the Fourth Proportional to 188,104.96, 259,588.02 and 103,229.92

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Solution

The fourth proportional to 188,104.96, 259,588.02 and 103,229.92 is: 142,459.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,104.96 : 259,588.02 = 103,229.92 : x
  2. Step 2: Convert to fraction form
    188,104.96/259,588.02 = 103,229.92/x
  3. Step 3: Cross multiply
    188,104.96x = 259,588.02 × 103,229.92
  4. Step 4: Simplify right side
    188,104.96x = 26,797,250,537.56
  5. Step 5: Solve for x
    x = 26,797,250,537.56/188,104.96
  6. Step 6: Final answer
    x = 142,459.03

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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.