Home / 150,912.18-226,390-45,739.34

Finding the Fourth Proportional to 150,912.18, 226,390 and 45,739.34

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Solution

The fourth proportional to 150,912.18, 226,390 and 45,739.34 is: 68,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,912.18 : 226,390 = 45,739.34 : x
  2. Step 2: Convert to fraction form
    150,912.18/226,390 = 45,739.34/x
  3. Step 3: Cross multiply
    150,912.18x = 226,390 × 45,739.34
  4. Step 4: Simplify right side
    150,912.18x = 10,354,929,182.60
  5. Step 5: Solve for x
    x = 10,354,929,182.60/150,912.18
  6. Step 6: Final answer
    x = 68,615.60

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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.