Home / 240,945.52-361,424.09-81,023.54

Finding the Fourth Proportional to 240,945.52, 361,424.09 and 81,023.54

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Solution

The fourth proportional to 240,945.52, 361,424.09 and 81,023.54 is: 121,537.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,945.52 : 361,424.09 = 81,023.54 : x
  2. Step 2: Convert to fraction form
    240,945.52/361,424.09 = 81,023.54/x
  3. Step 3: Cross multiply
    240,945.52x = 361,424.09 × 81,023.54
  4. Step 4: Simplify right side
    240,945.52x = 29,283,859,213.08
  5. Step 5: Solve for x
    x = 29,283,859,213.08/240,945.52
  6. Step 6: Final answer
    x = 121,537.26

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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.