Home / 127,180.66-175,556.44-109,203.46

Finding the Fourth Proportional to 127,180.66, 175,556.44 and 109,203.46

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Solution

The fourth proportional to 127,180.66, 175,556.44 and 109,203.46 is: 150,741.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,180.66 : 175,556.44 = 109,203.46 : x
  2. Step 2: Convert to fraction form
    127,180.66/175,556.44 = 109,203.46/x
  3. Step 3: Cross multiply
    127,180.66x = 175,556.44 × 109,203.46
  4. Step 4: Simplify right side
    127,180.66x = 19,171,370,673.28
  5. Step 5: Solve for x
    x = 19,171,370,673.28/127,180.66
  6. Step 6: Final answer
    x = 150,741.24

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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.