Home / 111,750.20-167,625.30-32,872.40

Finding the Fourth Proportional to 111,750.20, 167,625.30 and 32,872.40

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Solution

The fourth proportional to 111,750.20, 167,625.30 and 32,872.40 is: 49,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,750.20 : 167,625.30 = 32,872.40 : x
  2. Step 2: Convert to fraction form
    111,750.20/167,625.30 = 32,872.40/x
  3. Step 3: Cross multiply
    111,750.20x = 167,625.30 × 32,872.40
  4. Step 4: Simplify right side
    111,750.20x = 5,510,245,911.72
  5. Step 5: Solve for x
    x = 5,510,245,911.72/111,750.20
  6. Step 6: Final answer
    x = 49,308.60

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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.