Home / 231,994.26-320,174.55-130,037.04

Finding the Fourth Proportional to 231,994.26, 320,174.55 and 130,037.04

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Solution

The fourth proportional to 231,994.26, 320,174.55 and 130,037.04 is: 179,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,994.26 : 320,174.55 = 130,037.04 : x
  2. Step 2: Convert to fraction form
    231,994.26/320,174.55 = 130,037.04/x
  3. Step 3: Cross multiply
    231,994.26x = 320,174.55 × 130,037.04
  4. Step 4: Simplify right side
    231,994.26x = 41,634,550,765.33
  5. Step 5: Solve for x
    x = 41,634,550,765.33/231,994.26
  6. Step 6: Final answer
    x = 179,463.71

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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.