Home / 299,146.24-412,822.38-163,180.36

Finding the Fourth Proportional to 299,146.24, 412,822.38 and 163,180.36

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Solution

The fourth proportional to 299,146.24, 412,822.38 and 163,180.36 is: 225,189.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,146.24 : 412,822.38 = 163,180.36 : x
  2. Step 2: Convert to fraction form
    299,146.24/412,822.38 = 163,180.36/x
  3. Step 3: Cross multiply
    299,146.24x = 412,822.38 × 163,180.36
  4. Step 4: Simplify right side
    299,146.24x = 67,364,504,584.46
  5. Step 5: Solve for x
    x = 67,364,504,584.46/299,146.24
  6. Step 6: Final answer
    x = 225,189.21

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1.5x scale

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.