Home / 345,735.96-477,091.25-192,767.61

Finding the Fourth Proportional to 345,735.96, 477,091.25 and 192,767.61

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Solution

The fourth proportional to 345,735.96, 477,091.25 and 192,767.61 is: 266,005.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,735.96 : 477,091.25 = 192,767.61 : x
  2. Step 2: Convert to fraction form
    345,735.96/477,091.25 = 192,767.61/x
  3. Step 3: Cross multiply
    345,735.96x = 477,091.25 × 192,767.61
  4. Step 4: Simplify right side
    345,735.96x = 91,967,740,014.41
  5. Step 5: Solve for x
    x = 91,967,740,014.41/345,735.96
  6. Step 6: Final answer
    x = 266,005.71

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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.