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Finding the Fourth Proportional to 101.36, 152.16 and 96.32

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Solution

The fourth proportional to 101.36, 152.16 and 96.32 is: 144.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101.36 : 152.16 = 96.32 : x
  2. Step 2: Convert to fraction form
    101.36/152.16 = 96.32/x
  3. Step 3: Cross multiply
    101.36x = 152.16 × 96.32
  4. Step 4: Simplify right side
    101.36x = 14,656.05
  5. Step 5: Solve for x
    x = 14,656.05/101.36
  6. Step 6: Final answer
    x = 144.59

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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.