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Finding the Fourth Proportional to 173.32, 259.18 and 134.36

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Solution

The fourth proportional to 173.32, 259.18 and 134.36 is: 200.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.32 : 259.18 = 134.36 : x
  2. Step 2: Convert to fraction form
    173.32/259.18 = 134.36/x
  3. Step 3: Cross multiply
    173.32x = 259.18 × 134.36
  4. Step 4: Simplify right side
    173.32x = 34,823.42
  5. Step 5: Solve for x
    x = 34,823.42/173.32
  6. Step 6: Final answer
    x = 200.92

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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.