Home / 269,647.24-372,112.90-148,788.49

Finding the Fourth Proportional to 269,647.24, 372,112.90 and 148,788.49

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Solution

The fourth proportional to 269,647.24, 372,112.90 and 148,788.49 is: 205,327.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,647.24 : 372,112.90 = 148,788.49 : x
  2. Step 2: Convert to fraction form
    269,647.24/372,112.90 = 148,788.49/x
  3. Step 3: Cross multiply
    269,647.24x = 372,112.90 × 148,788.49
  4. Step 4: Simplify right side
    269,647.24x = 55,366,116,500.52
  5. Step 5: Solve for x
    x = 55,366,116,500.52/269,647.24
  6. Step 6: Final answer
    x = 205,327.96

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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.