Home / 259,536.22-389,296.13-109,735.83

Finding the Fourth Proportional to 259,536.22, 389,296.13 and 109,735.83

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Solution

The fourth proportional to 259,536.22, 389,296.13 and 109,735.83 is: 164,600.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,536.22 : 389,296.13 = 109,735.83 : x
  2. Step 2: Convert to fraction form
    259,536.22/389,296.13 = 109,735.83/x
  3. Step 3: Cross multiply
    259,536.22x = 389,296.13 × 109,735.83
  4. Step 4: Simplify right side
    259,536.22x = 42,719,733,392.66
  5. Step 5: Solve for x
    x = 42,719,733,392.66/259,536.22
  6. Step 6: Final answer
    x = 164,600.28

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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.