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Finding the Fourth Proportional to 167,018.74, 250,560.87 and 61,838.62

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Solution

The fourth proportional to 167,018.74, 250,560.87 and 61,838.62 is: 92,770.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,018.74 : 250,560.87 = 61,838.62 : x
  2. Step 2: Convert to fraction form
    167,018.74/250,560.87 = 61,838.62/x
  3. Step 3: Cross multiply
    167,018.74x = 250,560.87 × 61,838.62
  4. Step 4: Simplify right side
    167,018.74x = 15,494,338,426.80
  5. Step 5: Solve for x
    x = 15,494,338,426.80/167,018.74
  6. Step 6: Final answer
    x = 92,770.06

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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.