Home / 163,463.16-225,579.34-91,843.14

Finding the Fourth Proportional to 163,463.16, 225,579.34 and 91,843.14

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Solution

The fourth proportional to 163,463.16, 225,579.34 and 91,843.14 is: 126,743.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,463.16 : 225,579.34 = 91,843.14 : x
  2. Step 2: Convert to fraction form
    163,463.16/225,579.34 = 91,843.14/x
  3. Step 3: Cross multiply
    163,463.16x = 225,579.34 × 91,843.14
  4. Step 4: Simplify right side
    163,463.16x = 20,717,914,904.73
  5. Step 5: Solve for x
    x = 20,717,914,904.73/163,463.16
  6. Step 6: Final answer
    x = 126,743.63

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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.