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Finding the Fourth Proportional to 119,896.72, 179,880.42 and 35,657.56

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Solution

The fourth proportional to 119,896.72, 179,880.42 and 35,657.56 is: 53,496.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,896.72 : 179,880.42 = 35,657.56 : x
  2. Step 2: Convert to fraction form
    119,896.72/179,880.42 = 35,657.56/x
  3. Step 3: Cross multiply
    119,896.72x = 179,880.42 × 35,657.56
  4. Step 4: Simplify right side
    119,896.72x = 6,414,096,868.98
  5. Step 5: Solve for x
    x = 6,414,096,868.98/119,896.72
  6. Step 6: Final answer
    x = 53,496.85

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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.