Home / 113,102.68-169,601.36-41,975.78

Finding the Fourth Proportional to 113,102.68, 169,601.36 and 41,975.78

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Solution

The fourth proportional to 113,102.68, 169,601.36 and 41,975.78 is: 62,944.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,102.68 : 169,601.36 = 41,975.78 : x
  2. Step 2: Convert to fraction form
    113,102.68/169,601.36 = 41,975.78/x
  3. Step 3: Cross multiply
    113,102.68x = 169,601.36 × 41,975.78
  4. Step 4: Simplify right side
    113,102.68x = 7,119,149,375.06
  5. Step 5: Solve for x
    x = 7,119,149,375.06/113,102.68
  6. Step 6: Final answer
    x = 62,944.13

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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.