Home / 168,060.44-231,604.38-120,230.74

Finding the Fourth Proportional to 168,060.44, 231,604.38 and 120,230.74

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Solution

The fourth proportional to 168,060.44, 231,604.38 and 120,230.74 is: 165,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,060.44 : 231,604.38 = 120,230.74 : x
  2. Step 2: Convert to fraction form
    168,060.44/231,604.38 = 120,230.74/x
  3. Step 3: Cross multiply
    168,060.44x = 231,604.38 × 120,230.74
  4. Step 4: Simplify right side
    168,060.44x = 27,845,965,994.64
  5. Step 5: Solve for x
    x = 27,845,965,994.64/168,060.44
  6. Step 6: Final answer
    x = 165,690.19

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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.