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Finding the Fourth Proportional to 95.02, 131.08 and 60.50

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Solution

The fourth proportional to 95.02, 131.08 and 60.50 is: 83.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.02 : 131.08 = 60.50 : x
  2. Step 2: Convert to fraction form
    95.02/131.08 = 60.50/x
  3. Step 3: Cross multiply
    95.02x = 131.08 × 60.50
  4. Step 4: Simplify right side
    95.02x = 7,930.34
  5. Step 5: Solve for x
    x = 7,930.34/95.02
  6. Step 6: Final answer
    x = 83.46

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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.