Home / 80,340.63-120,516.93-27,032.73

Finding the Fourth Proportional to 80,340.63, 120,516.93 and 27,032.73

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Solution

The fourth proportional to 80,340.63, 120,516.93 and 27,032.73 is: 40,551.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,340.63 : 120,516.93 = 27,032.73 : x
  2. Step 2: Convert to fraction form
    80,340.63/120,516.93 = 27,032.73/x
  3. Step 3: Cross multiply
    80,340.63x = 120,516.93 × 27,032.73
  4. Step 4: Simplify right side
    80,340.63x = 3,257,901,629.12
  5. Step 5: Solve for x
    x = 3,257,901,629.12/80,340.63
  6. Step 6: Final answer
    x = 40,551.11

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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.