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Finding the Fourth Proportional to 118,197, 177,324.66 and 35,091

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Solution

The fourth proportional to 118,197, 177,324.66 and 35,091 is: 52,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,197 : 177,324.66 = 35,091 : x
  2. Step 2: Convert to fraction form
    118,197/177,324.66 = 35,091/x
  3. Step 3: Cross multiply
    118,197x = 177,324.66 × 35,091
  4. Step 4: Simplify right side
    118,197x = 6,222,499,644.06
  5. Step 5: Solve for x
    x = 6,222,499,644.06/118,197
  6. Step 6: Final answer
    x = 52,645.16

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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.