Home / 149,311.20-223,707.60-96,693.60

Finding the Fourth Proportional to 149,311.20, 223,707.60 and 96,693.60

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Solution

The fourth proportional to 149,311.20, 223,707.60 and 96,693.60 is: 144,872.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,311.20 : 223,707.60 = 96,693.60 : x
  2. Step 2: Convert to fraction form
    149,311.20/223,707.60 = 96,693.60/x
  3. Step 3: Cross multiply
    149,311.20x = 223,707.60 × 96,693.60
  4. Step 4: Simplify right side
    149,311.20x = 21,631,093,191.36
  5. Step 5: Solve for x
    x = 21,631,093,191.36/149,311.20
  6. Step 6: Final answer
    x = 144,872.54

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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.