Home / 50,785.16-76,206.92-39,660.62

Finding the Fourth Proportional to 50,785.16, 76,206.92 and 39,660.62

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Solution

The fourth proportional to 50,785.16, 76,206.92 and 39,660.62 is: 59,513.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,785.16 : 76,206.92 = 39,660.62 : x
  2. Step 2: Convert to fraction form
    50,785.16/76,206.92 = 39,660.62/x
  3. Step 3: Cross multiply
    50,785.16x = 76,206.92 × 39,660.62
  4. Step 4: Simplify right side
    50,785.16x = 3,022,413,687.70
  5. Step 5: Solve for x
    x = 3,022,413,687.70/50,785.16
  6. Step 6: Final answer
    x = 59,513.72

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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.