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Finding the Fourth Proportional to 195.13, 292.54 and 65.08

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Solution

The fourth proportional to 195.13, 292.54 and 65.08 is: 97.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.13 : 292.54 = 65.08 : x
  2. Step 2: Convert to fraction form
    195.13/292.54 = 65.08/x
  3. Step 3: Cross multiply
    195.13x = 292.54 × 65.08
  4. Step 4: Simplify right side
    195.13x = 19,038.50
  5. Step 5: Solve for x
    x = 19,038.50/195.13
  6. Step 6: Final answer
    x = 97.57

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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.