Home / 269,723.69-372,216.85-148,864.97

Finding the Fourth Proportional to 269,723.69, 372,216.85 and 148,864.97

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Solution

The fourth proportional to 269,723.69, 372,216.85 and 148,864.97 is: 205,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,723.69 : 372,216.85 = 148,864.97 : x
  2. Step 2: Convert to fraction form
    269,723.69/372,216.85 = 148,864.97/x
  3. Step 3: Cross multiply
    269,723.69x = 372,216.85 × 148,864.97
  4. Step 4: Simplify right side
    269,723.69x = 55,410,050,208.74
  5. Step 5: Solve for x
    x = 55,410,050,208.74/269,723.69
  6. Step 6: Final answer
    x = 205,432.64

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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.