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Finding the Fourth Proportional to 166.59, 250.01 and 101.67

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Solution

The fourth proportional to 166.59, 250.01 and 101.67 is: 152.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    166.59 : 250.01 = 101.67 : x
  2. Step 2: Convert to fraction form
    166.59/250.01 = 101.67/x
  3. Step 3: Cross multiply
    166.59x = 250.01 × 101.67
  4. Step 4: Simplify right side
    166.59x = 25,418.01
  5. Step 5: Solve for x
    x = 25,418.01/166.59
  6. Step 6: Final answer
    x = 152.58

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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.