Home / 131,048.41-196,284.48-108,301.29

Finding the Fourth Proportional to 131,048.41, 196,284.48 and 108,301.29

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Solution

The fourth proportional to 131,048.41, 196,284.48 and 108,301.29 is: 162,213.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,048.41 : 196,284.48 = 108,301.29 : x
  2. Step 2: Convert to fraction form
    131,048.41/196,284.48 = 108,301.29/x
  3. Step 3: Cross multiply
    131,048.41x = 196,284.48 × 108,301.29
  4. Step 4: Simplify right side
    131,048.41x = 21,257,861,857.98
  5. Step 5: Solve for x
    x = 21,257,861,857.98/131,048.41
  6. Step 6: Final answer
    x = 162,213.81

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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.