Home / 80,210.22-120,273.84-35,213.16

Finding the Fourth Proportional to 80,210.22, 120,273.84 and 35,213.16

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Solution

The fourth proportional to 80,210.22, 120,273.84 and 35,213.16 is: 52,801.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,210.22 : 120,273.84 = 35,213.16 : x
  2. Step 2: Convert to fraction form
    80,210.22/120,273.84 = 35,213.16/x
  3. Step 3: Cross multiply
    80,210.22x = 120,273.84 × 35,213.16
  4. Step 4: Simplify right side
    80,210.22x = 4,235,221,971.73
  5. Step 5: Solve for x
    x = 4,235,221,971.73/80,210.22
  6. Step 6: Final answer
    x = 52,801.53

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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.