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Finding the Fourth Proportional to 111,583.46, 167,452.95 and 49,219.94

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Solution

The fourth proportional to 111,583.46, 167,452.95 and 49,219.94 is: 73,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,583.46 : 167,452.95 = 49,219.94 : x
  2. Step 2: Convert to fraction form
    111,583.46/167,452.95 = 49,219.94/x
  3. Step 3: Cross multiply
    111,583.46x = 167,452.95 × 49,219.94
  4. Step 4: Simplify right side
    111,583.46x = 8,242,023,314.56
  5. Step 5: Solve for x
    x = 8,242,023,314.56/111,583.46
  6. Step 6: Final answer
    x = 73,864.21

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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.