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Finding the Fourth Proportional to 167,022, 250,516.80 and 61,840.80

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Solution

The fourth proportional to 167,022, 250,516.80 and 61,840.80 is: 92,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,022 : 250,516.80 = 61,840.80 : x
  2. Step 2: Convert to fraction form
    167,022/250,516.80 = 61,840.80/x
  3. Step 3: Cross multiply
    167,022x = 250,516.80 × 61,840.80
  4. Step 4: Simplify right side
    167,022x = 15,492,159,325.44
  5. Step 5: Solve for x
    x = 15,492,159,325.44/167,022
  6. Step 6: Final answer
    x = 92,755.20

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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.