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Finding the Fourth Proportional to 112,590.44, 168,859.12 and 41,474.46

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Solution

The fourth proportional to 112,590.44, 168,859.12 and 41,474.46 is: 62,201.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,590.44 : 168,859.12 = 41,474.46 : x
  2. Step 2: Convert to fraction form
    112,590.44/168,859.12 = 41,474.46/x
  3. Step 3: Cross multiply
    112,590.44x = 168,859.12 × 41,474.46
  4. Step 4: Simplify right side
    112,590.44x = 7,003,339,973.78
  5. Step 5: Solve for x
    x = 7,003,339,973.78/112,590.44
  6. Step 6: Final answer
    x = 62,201.91

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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.