Home / 245,726.88-338,973.03-169,112.96

Finding the Fourth Proportional to 245,726.88, 338,973.03 and 169,112.96

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Solution

The fourth proportional to 245,726.88, 338,973.03 and 169,112.96 is: 233,286.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,726.88 : 338,973.03 = 169,112.96 : x
  2. Step 2: Convert to fraction form
    245,726.88/338,973.03 = 169,112.96/x
  3. Step 3: Cross multiply
    245,726.88x = 338,973.03 × 169,112.96
  4. Step 4: Simplify right side
    245,726.88x = 57,324,733,310.90
  5. Step 5: Solve for x
    x = 57,324,733,310.90/245,726.88
  6. Step 6: Final answer
    x = 233,286.38

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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.