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Finding the Fourth Proportional to 269,953.44, 372,538.59 and 149,097.78

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Solution

The fourth proportional to 269,953.44, 372,538.59 and 149,097.78 is: 205,756.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,953.44 : 372,538.59 = 149,097.78 : x
  2. Step 2: Convert to fraction form
    269,953.44/372,538.59 = 149,097.78/x
  3. Step 3: Cross multiply
    269,953.44x = 372,538.59 × 149,097.78
  4. Step 4: Simplify right side
    269,953.44x = 55,544,676,733.33
  5. Step 5: Solve for x
    x = 55,544,676,733.33/269,953.44
  6. Step 6: Final answer
    x = 205,756.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.