Home / 90,949.46-125,502.62-50,672.75

Finding the Fourth Proportional to 90,949.46, 125,502.62 and 50,672.75

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Solution

The fourth proportional to 90,949.46, 125,502.62 and 50,672.75 is: 69,924.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,949.46 : 125,502.62 = 50,672.75 : x
  2. Step 2: Convert to fraction form
    90,949.46/125,502.62 = 50,672.75/x
  3. Step 3: Cross multiply
    90,949.46x = 125,502.62 × 50,672.75
  4. Step 4: Simplify right side
    90,949.46x = 6,359,562,006.73
  5. Step 5: Solve for x
    x = 6,359,562,006.73/90,949.46
  6. Step 6: Final answer
    x = 69,924.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.