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Finding the Fourth Proportional to 112,505.70, 168,706.44 and 41,410.38

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Solution

The fourth proportional to 112,505.70, 168,706.44 and 41,410.38 is: 62,096.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,505.70 : 168,706.44 = 41,410.38 : x
  2. Step 2: Convert to fraction form
    112,505.70/168,706.44 = 41,410.38/x
  3. Step 3: Cross multiply
    112,505.70x = 168,706.44 × 41,410.38
  4. Step 4: Simplify right side
    112,505.70x = 6,986,197,788.85
  5. Step 5: Solve for x
    x = 6,986,197,788.85/112,505.70
  6. Step 6: Final answer
    x = 62,096.39

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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.