Home / 56,736.65-85,091.31-25,129.24

Finding the Fourth Proportional to 56,736.65, 85,091.31 and 25,129.24

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Solution

The fourth proportional to 56,736.65, 85,091.31 and 25,129.24 is: 37,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,736.65 : 85,091.31 = 25,129.24 : x
  2. Step 2: Convert to fraction form
    56,736.65/85,091.31 = 25,129.24/x
  3. Step 3: Cross multiply
    56,736.65x = 85,091.31 × 25,129.24
  4. Step 4: Simplify right side
    56,736.65x = 2,138,279,738.18
  5. Step 5: Solve for x
    x = 2,138,279,738.18/56,736.65
  6. Step 6: Final answer
    x = 37,687.80

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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.