Home / 77,004.60-115,517.45-27,073.27

Finding the Fourth Proportional to 77,004.60, 115,517.45 and 27,073.27

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Solution

The fourth proportional to 77,004.60, 115,517.45 and 27,073.27 is: 40,613.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,004.60 : 115,517.45 = 27,073.27 : x
  2. Step 2: Convert to fraction form
    77,004.60/115,517.45 = 27,073.27/x
  3. Step 3: Cross multiply
    77,004.60x = 115,517.45 × 27,073.27
  4. Step 4: Simplify right side
    77,004.60x = 3,127,435,113.56
  5. Step 5: Solve for x
    x = 3,127,435,113.56/77,004.60
  6. Step 6: Final answer
    x = 40,613.61

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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.