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Finding the Fourth Proportional to 80,016.93, 120,023.85 and 23,895.07

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Solution

The fourth proportional to 80,016.93, 120,023.85 and 23,895.07 is: 35,842.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,016.93 : 120,023.85 = 23,895.07 : x
  2. Step 2: Convert to fraction form
    80,016.93/120,023.85 = 23,895.07/x
  3. Step 3: Cross multiply
    80,016.93x = 120,023.85 × 23,895.07
  4. Step 4: Simplify right side
    80,016.93x = 2,867,978,297.42
  5. Step 5: Solve for x
    x = 2,867,978,297.42/80,016.93
  6. Step 6: Final answer
    x = 35,842.14

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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.