Home / 87,027.06-120,097.42-49,301.30

Finding the Fourth Proportional to 87,027.06, 120,097.42 and 49,301.30

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Solution

The fourth proportional to 87,027.06, 120,097.42 and 49,301.30 is: 68,035.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,027.06 : 120,097.42 = 49,301.30 : x
  2. Step 2: Convert to fraction form
    87,027.06/120,097.42 = 49,301.30/x
  3. Step 3: Cross multiply
    87,027.06x = 120,097.42 × 49,301.30
  4. Step 4: Simplify right side
    87,027.06x = 5,920,958,932.65
  5. Step 5: Solve for x
    x = 5,920,958,932.65/87,027.06
  6. Step 6: Final answer
    x = 68,035.84

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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.