Home / 269,669.16-372,144.56-148,814

Finding the Fourth Proportional to 269,669.16, 372,144.56 and 148,814

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Solution

The fourth proportional to 269,669.16, 372,144.56 and 148,814 is: 205,363.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,669.16 : 372,144.56 = 148,814 : x
  2. Step 2: Convert to fraction form
    269,669.16/372,144.56 = 148,814/x
  3. Step 3: Cross multiply
    269,669.16x = 372,144.56 × 148,814
  4. Step 4: Simplify right side
    269,669.16x = 55,380,320,551.84
  5. Step 5: Solve for x
    x = 55,380,320,551.84/269,669.16
  6. Step 6: Final answer
    x = 205,363.94

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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.