Home / 170,216.82-255,363.52-51,900.12

Finding the Fourth Proportional to 170,216.82, 255,363.52 and 51,900.12

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Solution

The fourth proportional to 170,216.82, 255,363.52 and 51,900.12 is: 77,861.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,216.82 : 255,363.52 = 51,900.12 : x
  2. Step 2: Convert to fraction form
    170,216.82/255,363.52 = 51,900.12/x
  3. Step 3: Cross multiply
    170,216.82x = 255,363.52 × 51,900.12
  4. Step 4: Simplify right side
    170,216.82x = 13,253,397,201.87
  5. Step 5: Solve for x
    x = 13,253,397,201.87/170,216.82
  6. Step 6: Final answer
    x = 77,861.85

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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.