Home / 262,230.35-393,237.09-82,255.75

Finding the Fourth Proportional to 262,230.35, 393,237.09 and 82,255.75

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Solution

The fourth proportional to 262,230.35, 393,237.09 and 82,255.75 is: 123,349.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,230.35 : 393,237.09 = 82,255.75 : x
  2. Step 2: Convert to fraction form
    262,230.35/393,237.09 = 82,255.75/x
  3. Step 3: Cross multiply
    262,230.35x = 393,237.09 × 82,255.75
  4. Step 4: Simplify right side
    262,230.35x = 32,346,010,782.67
  5. Step 5: Solve for x
    x = 32,346,010,782.67/262,230.35
  6. Step 6: Final answer
    x = 123,349.61

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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.