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Finding the Fourth Proportional to 167,175.88, 250,765.42 and 42,516.84

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Solution

The fourth proportional to 167,175.88, 250,765.42 and 42,516.84 is: 63,775.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,175.88 : 250,765.42 = 42,516.84 : x
  2. Step 2: Convert to fraction form
    167,175.88/250,765.42 = 42,516.84/x
  3. Step 3: Cross multiply
    167,175.88x = 250,765.42 × 42,516.84
  4. Step 4: Simplify right side
    167,175.88x = 10,661,753,239.67
  5. Step 5: Solve for x
    x = 10,661,753,239.67/167,175.88
  6. Step 6: Final answer
    x = 63,775.67

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1.5x scale

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.