Home / 166,921.36-230,367.97-95,312.15

Finding the Fourth Proportional to 166,921.36, 230,367.97 and 95,312.15

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Solution

The fourth proportional to 166,921.36, 230,367.97 and 95,312.15 is: 131,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,921.36 : 230,367.97 = 95,312.15 : x
  2. Step 2: Convert to fraction form
    166,921.36/230,367.97 = 95,312.15/x
  3. Step 3: Cross multiply
    166,921.36x = 230,367.97 × 95,312.15
  4. Step 4: Simplify right side
    166,921.36x = 21,956,865,806.88
  5. Step 5: Solve for x
    x = 21,956,865,806.88/166,921.36
  6. Step 6: Final answer
    x = 131,540.18

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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.