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Finding the Fourth Proportional to 80,066.88, 120,059.50 and 26,739.67

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Solution

The fourth proportional to 80,066.88, 120,059.50 and 26,739.67 is: 40,095.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,066.88 : 120,059.50 = 26,739.67 : x
  2. Step 2: Convert to fraction form
    80,066.88/120,059.50 = 26,739.67/x
  3. Step 3: Cross multiply
    80,066.88x = 120,059.50 × 26,739.67
  4. Step 4: Simplify right side
    80,066.88x = 3,210,351,410.37
  5. Step 5: Solve for x
    x = 3,210,351,410.37/80,066.88
  6. Step 6: Final answer
    x = 40,095.87

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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.