Home / 269,874.09-372,393.59-149,005.89

Finding the Fourth Proportional to 269,874.09, 372,393.59 and 149,005.89

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Solution

The fourth proportional to 269,874.09, 372,393.59 and 149,005.89 is: 205,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,874.09 : 372,393.59 = 149,005.89 : x
  2. Step 2: Convert to fraction form
    269,874.09/372,393.59 = 149,005.89/x
  3. Step 3: Cross multiply
    269,874.09x = 372,393.59 × 149,005.89
  4. Step 4: Simplify right side
    269,874.09x = 55,488,837,563.22
  5. Step 5: Solve for x
    x = 55,488,837,563.22/269,874.09
  6. Step 6: Final answer
    x = 205,610.10

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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.