Home / 62,489.40-86,233.26-35,640.60

Finding the Fourth Proportional to 62,489.40, 86,233.26 and 35,640.60

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Solution

The fourth proportional to 62,489.40, 86,233.26 and 35,640.60 is: 49,182.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,489.40 : 86,233.26 = 35,640.60 : x
  2. Step 2: Convert to fraction form
    62,489.40/86,233.26 = 35,640.60/x
  3. Step 3: Cross multiply
    62,489.40x = 86,233.26 × 35,640.60
  4. Step 4: Simplify right side
    62,489.40x = 3,073,405,126.36
  5. Step 5: Solve for x
    x = 3,073,405,126.36/62,489.40
  6. Step 6: Final answer
    x = 49,182.82

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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.