Home / 118,538.73-177,620.83-96,243.18

Finding the Fourth Proportional to 118,538.73, 177,620.83 and 96,243.18

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Solution

The fourth proportional to 118,538.73, 177,620.83 and 96,243.18 is: 144,212.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,538.73 : 177,620.83 = 96,243.18 : x
  2. Step 2: Convert to fraction form
    118,538.73/177,620.83 = 96,243.18/x
  3. Step 3: Cross multiply
    118,538.73x = 177,620.83 × 96,243.18
  4. Step 4: Simplify right side
    118,538.73x = 17,094,793,513.44
  5. Step 5: Solve for x
    x = 17,094,793,513.44/118,538.73
  6. Step 6: Final answer
    x = 144,212.73

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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.