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Finding the Fourth Proportional to 152.96, 228.96 and 110.08

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Solution

The fourth proportional to 152.96, 228.96 and 110.08 is: 164.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    152.96 : 228.96 = 110.08 : x
  2. Step 2: Convert to fraction form
    152.96/228.96 = 110.08/x
  3. Step 3: Cross multiply
    152.96x = 228.96 × 110.08
  4. Step 4: Simplify right side
    152.96x = 25,203.92
  5. Step 5: Solve for x
    x = 25,203.92/152.96
  6. Step 6: Final answer
    x = 164.77

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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.