Home / 269,629.97-372,091.39-148,775.74

Finding the Fourth Proportional to 269,629.97, 372,091.39 and 148,775.74

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Solution

The fourth proportional to 269,629.97, 372,091.39 and 148,775.74 is: 205,311.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,629.97 : 372,091.39 = 148,775.74 : x
  2. Step 2: Convert to fraction form
    269,629.97/372,091.39 = 148,775.74/x
  3. Step 3: Cross multiply
    269,629.97x = 372,091.39 × 148,775.74
  4. Step 4: Simplify right side
    269,629.97x = 55,358,170,592.71
  5. Step 5: Solve for x
    x = 55,358,170,592.71/269,629.97
  6. Step 6: Final answer
    x = 205,311.64

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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.