Home / 109,725.76-164,464.20-50,438.92

Finding the Fourth Proportional to 109,725.76, 164,464.20 and 50,438.92

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Solution

The fourth proportional to 109,725.76, 164,464.20 and 50,438.92 is: 75,601.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,725.76 : 164,464.20 = 50,438.92 : x
  2. Step 2: Convert to fraction form
    109,725.76/164,464.20 = 50,438.92/x
  3. Step 3: Cross multiply
    109,725.76x = 164,464.20 × 50,438.92
  4. Step 4: Simplify right side
    109,725.76x = 8,295,396,626.66
  5. Step 5: Solve for x
    x = 8,295,396,626.66/109,725.76
  6. Step 6: Final answer
    x = 75,601.18

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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.