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Finding the Fourth Proportional to 158.01, 218.02 and 95.84

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Solution

The fourth proportional to 158.01, 218.02 and 95.84 is: 132.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    158.01 : 218.02 = 95.84 : x
  2. Step 2: Convert to fraction form
    158.01/218.02 = 95.84/x
  3. Step 3: Cross multiply
    158.01x = 218.02 × 95.84
  4. Step 4: Simplify right side
    158.01x = 20,893.71
  5. Step 5: Solve for x
    x = 20,893.71/158.01
  6. Step 6: Final answer
    x = 132.23

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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.