Home / 231,328.56-347,178.06-223,947.60

Finding the Fourth Proportional to 231,328.56, 347,178.06 and 223,947.60

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Solution

The fourth proportional to 231,328.56, 347,178.06 and 223,947.60 is: 336,100.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,328.56 : 347,178.06 = 223,947.60 : x
  2. Step 2: Convert to fraction form
    231,328.56/347,178.06 = 223,947.60/x
  3. Step 3: Cross multiply
    231,328.56x = 347,178.06 × 223,947.60
  4. Step 4: Simplify right side
    231,328.56x = 77,749,693,309.66
  5. Step 5: Solve for x
    x = 77,749,693,309.66/231,328.56
  6. Step 6: Final answer
    x = 336,100.71

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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.