Home / 169,270.26-253,930.00-90,341.43

Finding the Fourth Proportional to 169,270.26, 253,930.00 and 90,341.43

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Solution

The fourth proportional to 169,270.26, 253,930.00 and 90,341.43 is: 135,525.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,270.26 : 253,930.00 = 90,341.43 : x
  2. Step 2: Convert to fraction form
    169,270.26/253,930.00 = 90,341.43/x
  3. Step 3: Cross multiply
    169,270.26x = 253,930.00 × 90,341.43
  4. Step 4: Simplify right side
    169,270.26x = 22,940,399,739.56
  5. Step 5: Solve for x
    x = 22,940,399,739.56/169,270.26
  6. Step 6: Final answer
    x = 135,525.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.