Home / 115,260.10-159,058.24-64,273.43

Finding the Fourth Proportional to 115,260.10, 159,058.24 and 64,273.43

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Solution

The fourth proportional to 115,260.10, 159,058.24 and 64,273.43 is: 88,696.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,260.10 : 159,058.24 = 64,273.43 : x
  2. Step 2: Convert to fraction form
    115,260.10/159,058.24 = 64,273.43/x
  3. Step 3: Cross multiply
    115,260.10x = 159,058.24 × 64,273.43
  4. Step 4: Simplify right side
    115,260.10x = 10,223,218,654.56
  5. Step 5: Solve for x
    x = 10,223,218,654.56/115,260.10
  6. Step 6: Final answer
    x = 88,696.94

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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.