Home / 135,296.88-186,556.92-101,196.06

Finding the Fourth Proportional to 135,296.88, 186,556.92 and 101,196.06

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Solution

The fourth proportional to 135,296.88, 186,556.92 and 101,196.06 is: 139,536.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,296.88 : 186,556.92 = 101,196.06 : x
  2. Step 2: Convert to fraction form
    135,296.88/186,556.92 = 101,196.06/x
  3. Step 3: Cross multiply
    135,296.88x = 186,556.92 × 101,196.06
  4. Step 4: Simplify right side
    135,296.88x = 18,878,825,269.74
  5. Step 5: Solve for x
    x = 18,878,825,269.74/135,296.88
  6. Step 6: Final answer
    x = 139,536.29

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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.