Home / 240,944.52-361,422.59-81,022.54

Finding the Fourth Proportional to 240,944.52, 361,422.59 and 81,022.54

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Solution

The fourth proportional to 240,944.52, 361,422.59 and 81,022.54 is: 121,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,944.52 : 361,422.59 = 81,022.54 : x
  2. Step 2: Convert to fraction form
    240,944.52/361,422.59 = 81,022.54/x
  3. Step 3: Cross multiply
    240,944.52x = 361,422.59 × 81,022.54
  4. Step 4: Simplify right side
    240,944.52x = 29,283,376,929.99
  5. Step 5: Solve for x
    x = 29,283,376,929.99/240,944.52
  6. Step 6: Final answer
    x = 121,535.76

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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.