Home / 269,805.10-372,331.58-148,946.55

Finding the Fourth Proportional to 269,805.10, 372,331.58 and 148,946.55

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Solution

The fourth proportional to 269,805.10, 372,331.58 and 148,946.55 is: 205,546.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,805.10 : 372,331.58 = 148,946.55 : x
  2. Step 2: Convert to fraction form
    269,805.10/372,331.58 = 148,946.55/x
  3. Step 3: Cross multiply
    269,805.10x = 372,331.58 × 148,946.55
  4. Step 4: Simplify right side
    269,805.10x = 55,457,504,297.05
  5. Step 5: Solve for x
    x = 55,457,504,297.05/269,805.10
  6. Step 6: Final answer
    x = 205,546.54

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1.5x scale

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.