Home / 220,606.25-331,049.35-94,247.44

Finding the Fourth Proportional to 220,606.25, 331,049.35 and 94,247.44

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Solution

The fourth proportional to 220,606.25, 331,049.35 and 94,247.44 is: 141,430.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,606.25 : 331,049.35 = 94,247.44 : x
  2. Step 2: Convert to fraction form
    220,606.25/331,049.35 = 94,247.44/x
  3. Step 3: Cross multiply
    220,606.25x = 331,049.35 × 94,247.44
  4. Step 4: Simplify right side
    220,606.25x = 31,200,553,751.16
  5. Step 5: Solve for x
    x = 31,200,553,751.16/220,606.25
  6. Step 6: Final answer
    x = 141,430.96

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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.