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Finding the Fourth Proportional to 166.95, 249.84 and 152.37

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Solution

The fourth proportional to 166.95, 249.84 and 152.37 is: 228.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    166.95 : 249.84 = 152.37 : x
  2. Step 2: Convert to fraction form
    166.95/249.84 = 152.37/x
  3. Step 3: Cross multiply
    166.95x = 249.84 × 152.37
  4. Step 4: Simplify right side
    166.95x = 38,068.12
  5. Step 5: Solve for x
    x = 38,068.12/166.95
  6. Step 6: Final answer
    x = 228.02

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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.