Home / 154,255.68-231,440.16-110,228.96

Finding the Fourth Proportional to 154,255.68, 231,440.16 and 110,228.96

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Solution

The fourth proportional to 154,255.68, 231,440.16 and 110,228.96 is: 165,383.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,255.68 : 231,440.16 = 110,228.96 : x
  2. Step 2: Convert to fraction form
    154,255.68/231,440.16 = 110,228.96/x
  3. Step 3: Cross multiply
    154,255.68x = 231,440.16 × 110,228.96
  4. Step 4: Simplify right side
    154,255.68x = 25,511,408,139.03
  5. Step 5: Solve for x
    x = 25,511,408,139.03/154,255.68
  6. Step 6: Final answer
    x = 165,383.91

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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.