Home / 149,220.89-223,755.29-73,324.47

Finding the Fourth Proportional to 149,220.89, 223,755.29 and 73,324.47

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Solution

The fourth proportional to 149,220.89, 223,755.29 and 73,324.47 is: 109,949.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,220.89 : 223,755.29 = 73,324.47 : x
  2. Step 2: Convert to fraction form
    149,220.89/223,755.29 = 73,324.47/x
  3. Step 3: Cross multiply
    149,220.89x = 223,755.29 × 73,324.47
  4. Step 4: Simplify right side
    149,220.89x = 16,406,738,048.95
  5. Step 5: Solve for x
    x = 16,406,738,048.95/149,220.89
  6. Step 6: Final answer
    x = 109,949.34

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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.