Home / 171,621.06-236,834.06-95,139.78

Finding the Fourth Proportional to 171,621.06, 236,834.06 and 95,139.78

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Solution

The fourth proportional to 171,621.06, 236,834.06 and 95,139.78 is: 131,291.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,621.06 : 236,834.06 = 95,139.78 : x
  2. Step 2: Convert to fraction form
    171,621.06/236,834.06 = 95,139.78/x
  3. Step 3: Cross multiply
    171,621.06x = 236,834.06 × 95,139.78
  4. Step 4: Simplify right side
    171,621.06x = 22,532,339,889.21
  5. Step 5: Solve for x
    x = 22,532,339,889.21/171,621.06
  6. Step 6: Final answer
    x = 131,291.23

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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.