Home / 135,343.60-202,996.20-41,858.80

Finding the Fourth Proportional to 135,343.60, 202,996.20 and 41,858.80

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Solution

The fourth proportional to 135,343.60, 202,996.20 and 41,858.80 is: 62,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,343.60 : 202,996.20 = 41,858.80 : x
  2. Step 2: Convert to fraction form
    135,343.60/202,996.20 = 41,858.80/x
  3. Step 3: Cross multiply
    135,343.60x = 202,996.20 × 41,858.80
  4. Step 4: Simplify right side
    135,343.60x = 8,497,177,336.56
  5. Step 5: Solve for x
    x = 8,497,177,336.56/135,343.60
  6. Step 6: Final answer
    x = 62,782.26

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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.