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Finding the Fourth Proportional to 123,626.56, 185,473.14 and 63,622.34

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Solution

The fourth proportional to 123,626.56, 185,473.14 and 63,622.34 is: 95,450.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,626.56 : 185,473.14 = 63,622.34 : x
  2. Step 2: Convert to fraction form
    123,626.56/185,473.14 = 63,622.34/x
  3. Step 3: Cross multiply
    123,626.56x = 185,473.14 × 63,622.34
  4. Step 4: Simplify right side
    123,626.56x = 11,800,235,173.95
  5. Step 5: Solve for x
    x = 11,800,235,173.95/123,626.56
  6. Step 6: Final answer
    x = 95,450.65

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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.