Home / 131,019.71-196,481.21-46,757.34

Finding the Fourth Proportional to 131,019.71, 196,481.21 and 46,757.34

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Solution

The fourth proportional to 131,019.71, 196,481.21 and 46,757.34 is: 70,118.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,019.71 : 196,481.21 = 46,757.34 : x
  2. Step 2: Convert to fraction form
    131,019.71/196,481.21 = 46,757.34/x
  3. Step 3: Cross multiply
    131,019.71x = 196,481.21 × 46,757.34
  4. Step 4: Simplify right side
    131,019.71x = 9,186,938,505.79
  5. Step 5: Solve for x
    x = 9,186,938,505.79/131,019.71
  6. Step 6: Final answer
    x = 70,118.75

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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.