Home / 135,161.49-186,481.89-94,324.53

Finding the Fourth Proportional to 135,161.49, 186,481.89 and 94,324.53

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Solution

The fourth proportional to 135,161.49, 186,481.89 and 94,324.53 is: 130,139.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,161.49 : 186,481.89 = 94,324.53 : x
  2. Step 2: Convert to fraction form
    135,161.49/186,481.89 = 94,324.53/x
  3. Step 3: Cross multiply
    135,161.49x = 186,481.89 × 94,324.53
  4. Step 4: Simplify right side
    135,161.49x = 17,589,816,627.76
  5. Step 5: Solve for x
    x = 17,589,816,627.76/135,161.49
  6. Step 6: Final answer
    x = 130,139.26

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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.