Home / 146,631.94-220,058.46-107,290.54

Finding the Fourth Proportional to 146,631.94, 220,058.46 and 107,290.54

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Solution

The fourth proportional to 146,631.94, 220,058.46 and 107,290.54 is: 161,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,631.94 : 220,058.46 = 107,290.54 : x
  2. Step 2: Convert to fraction form
    146,631.94/220,058.46 = 107,290.54/x
  3. Step 3: Cross multiply
    146,631.94x = 220,058.46 × 107,290.54
  4. Step 4: Simplify right side
    146,631.94x = 23,610,191,004.97
  5. Step 5: Solve for x
    x = 23,610,191,004.97/146,631.94
  6. Step 6: Final answer
    x = 161,016.70

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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.