Home / 118,708.09-178,149.26-95,613.37

Finding the Fourth Proportional to 118,708.09, 178,149.26 and 95,613.37

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Solution

The fourth proportional to 118,708.09, 178,149.26 and 95,613.37 is: 143,490.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,708.09 : 178,149.26 = 95,613.37 : x
  2. Step 2: Convert to fraction form
    118,708.09/178,149.26 = 95,613.37/x
  3. Step 3: Cross multiply
    118,708.09x = 178,149.26 × 95,613.37
  4. Step 4: Simplify right side
    118,708.09x = 17,033,450,633.54
  5. Step 5: Solve for x
    x = 17,033,450,633.54/118,708.09
  6. Step 6: Final answer
    x = 143,490.23

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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.