Home / 188,104.48-259,597.92-103,222.96

Finding the Fourth Proportional to 188,104.48, 259,597.92 and 103,222.96

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Solution

The fourth proportional to 188,104.48, 259,597.92 and 103,222.96 is: 142,455.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,104.48 : 259,597.92 = 103,222.96 : x
  2. Step 2: Convert to fraction form
    188,104.48/259,597.92 = 103,222.96/x
  3. Step 3: Cross multiply
    188,104.48x = 259,597.92 × 103,222.96
  4. Step 4: Simplify right side
    188,104.48x = 26,796,465,712.24
  5. Step 5: Solve for x
    x = 26,796,465,712.24/188,104.48
  6. Step 6: Final answer
    x = 142,455.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.