Home / 41,255.06-61,913.93-30,190.30

Finding the Fourth Proportional to 41,255.06, 61,913.93 and 30,190.30

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Solution

The fourth proportional to 41,255.06, 61,913.93 and 30,190.30 is: 45,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,255.06 : 61,913.93 = 30,190.30 : x
  2. Step 2: Convert to fraction form
    41,255.06/61,913.93 = 30,190.30/x
  3. Step 3: Cross multiply
    41,255.06x = 61,913.93 × 30,190.30
  4. Step 4: Simplify right side
    41,255.06x = 1,869,200,120.88
  5. Step 5: Solve for x
    x = 1,869,200,120.88/41,255.06
  6. Step 6: Final answer
    x = 45,308.38

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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.