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Finding the Fourth Proportional to 195.02, 269.16 and 117.41

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Solution

The fourth proportional to 195.02, 269.16 and 117.41 is: 162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.02 : 269.16 = 117.41 : x
  2. Step 2: Convert to fraction form
    195.02/269.16 = 117.41/x
  3. Step 3: Cross multiply
    195.02x = 269.16 × 117.41
  4. Step 4: Simplify right side
    195.02x = 31,602.08
  5. Step 5: Solve for x
    x = 31,602.08/195.02
  6. Step 6: Final answer
    x = 162.05

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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.