Home / 76,213.05-114,327.18-26,286.54

Finding the Fourth Proportional to 76,213.05, 114,327.18 and 26,286.54

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Solution

The fourth proportional to 76,213.05, 114,327.18 and 26,286.54 is: 39,432.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,213.05 : 114,327.18 = 26,286.54 : x
  2. Step 2: Convert to fraction form
    76,213.05/114,327.18 = 26,286.54/x
  3. Step 3: Cross multiply
    76,213.05x = 114,327.18 × 26,286.54
  4. Step 4: Simplify right side
    76,213.05x = 3,005,265,990.16
  5. Step 5: Solve for x
    x = 3,005,265,990.16/76,213.05
  6. Step 6: Final answer
    x = 39,432.43

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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.