Home / 142,733.43-196,993.11-82,292.24

Finding the Fourth Proportional to 142,733.43, 196,993.11 and 82,292.24

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Solution

The fourth proportional to 142,733.43, 196,993.11 and 82,292.24 is: 113,575.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,733.43 : 196,993.11 = 82,292.24 : x
  2. Step 2: Convert to fraction form
    142,733.43/196,993.11 = 82,292.24/x
  3. Step 3: Cross multiply
    142,733.43x = 196,993.11 × 82,292.24
  4. Step 4: Simplify right side
    142,733.43x = 16,211,004,624.65
  5. Step 5: Solve for x
    x = 16,211,004,624.65/142,733.43
  6. Step 6: Final answer
    x = 113,575.39

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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.