Home / 80,567.46-120,863.49-41,103.06

Finding the Fourth Proportional to 80,567.46, 120,863.49 and 41,103.06

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Solution

The fourth proportional to 80,567.46, 120,863.49 and 41,103.06 is: 61,660.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,567.46 : 120,863.49 = 41,103.06 : x
  2. Step 2: Convert to fraction form
    80,567.46/120,863.49 = 41,103.06/x
  3. Step 3: Cross multiply
    80,567.46x = 120,863.49 × 41,103.06
  4. Step 4: Simplify right side
    80,567.46x = 4,967,859,281.28
  5. Step 5: Solve for x
    x = 4,967,859,281.28/80,567.46
  6. Step 6: Final answer
    x = 61,660.87

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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.