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Finding the Fourth Proportional to 96,172.65, 132,631.97 and 80,093.07

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Solution

The fourth proportional to 96,172.65, 132,631.97 and 80,093.07 is: 110,456.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,172.65 : 132,631.97 = 80,093.07 : x
  2. Step 2: Convert to fraction form
    96,172.65/132,631.97 = 80,093.07/x
  3. Step 3: Cross multiply
    96,172.65x = 132,631.97 × 80,093.07
  4. Step 4: Simplify right side
    96,172.65x = 10,622,901,256.98
  5. Step 5: Solve for x
    x = 10,622,901,256.98/96,172.65
  6. Step 6: Final answer
    x = 110,456.57

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1.5x scale

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.