Home / 149,076.60-223,620.30-43,906.20

Finding the Fourth Proportional to 149,076.60, 223,620.30 and 43,906.20

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Solution

The fourth proportional to 149,076.60, 223,620.30 and 43,906.20 is: 65,860.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,076.60 : 223,620.30 = 43,906.20 : x
  2. Step 2: Convert to fraction form
    149,076.60/223,620.30 = 43,906.20/x
  3. Step 3: Cross multiply
    149,076.60x = 223,620.30 × 43,906.20
  4. Step 4: Simplify right side
    149,076.60x = 9,818,317,615.86
  5. Step 5: Solve for x
    x = 9,818,317,615.86/149,076.60
  6. Step 6: Final answer
    x = 65,860.89

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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.