Home / 126,834.40-190,237.20-33,349.60

Finding the Fourth Proportional to 126,834.40, 190,237.20 and 33,349.60

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Solution

The fourth proportional to 126,834.40, 190,237.20 and 33,349.60 is: 50,020.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,834.40 : 190,237.20 = 33,349.60 : x
  2. Step 2: Convert to fraction form
    126,834.40/190,237.20 = 33,349.60/x
  3. Step 3: Cross multiply
    126,834.40x = 190,237.20 × 33,349.60
  4. Step 4: Simplify right side
    126,834.40x = 6,344,334,525.12
  5. Step 5: Solve for x
    x = 6,344,334,525.12/126,834.40
  6. Step 6: Final answer
    x = 50,020.61

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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.