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Finding the Fourth Proportional to 167,151.62, 250,764.35 and 61,970.60

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Solution

The fourth proportional to 167,151.62, 250,764.35 and 61,970.60 is: 92,969.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,151.62 : 250,764.35 = 61,970.60 : x
  2. Step 2: Convert to fraction form
    167,151.62/250,764.35 = 61,970.60/x
  3. Step 3: Cross multiply
    167,151.62x = 250,764.35 × 61,970.60
  4. Step 4: Simplify right side
    167,151.62x = 15,540,017,545.17
  5. Step 5: Solve for x
    x = 15,540,017,545.17/167,151.62
  6. Step 6: Final answer
    x = 92,969.59

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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.