Home / 131,111.82-196,617.78-46,856.43

Finding the Fourth Proportional to 131,111.82, 196,617.78 and 46,856.43

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Solution

The fourth proportional to 131,111.82, 196,617.78 and 46,856.43 is: 70,266.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,111.82 : 196,617.78 = 46,856.43 : x
  2. Step 2: Convert to fraction form
    131,111.82/196,617.78 = 46,856.43/x
  3. Step 3: Cross multiply
    131,111.82x = 196,617.78 × 46,856.43
  4. Step 4: Simplify right side
    131,111.82x = 9,212,807,245.33
  5. Step 5: Solve for x
    x = 9,212,807,245.33/131,111.82
  6. Step 6: Final answer
    x = 70,266.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.