Home / 171,619.49-236,834.89-95,138.39

Finding the Fourth Proportional to 171,619.49, 236,834.89 and 95,138.39

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Solution

The fourth proportional to 171,619.49, 236,834.89 and 95,138.39 is: 131,290.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,619.49 : 236,834.89 = 95,138.39 : x
  2. Step 2: Convert to fraction form
    171,619.49/236,834.89 = 95,138.39/x
  3. Step 3: Cross multiply
    171,619.49x = 236,834.89 × 95,138.39
  4. Step 4: Simplify right side
    171,619.49x = 22,532,090,130.43
  5. Step 5: Solve for x
    x = 22,532,090,130.43/171,619.49
  6. Step 6: Final answer
    x = 131,290.97

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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.