Home / 179,258.73-269,054.25-90,574.56

Finding the Fourth Proportional to 179,258.73, 269,054.25 and 90,574.56

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Solution

The fourth proportional to 179,258.73, 269,054.25 and 90,574.56 is: 135,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,258.73 : 269,054.25 = 90,574.56 : x
  2. Step 2: Convert to fraction form
    179,258.73/269,054.25 = 90,574.56/x
  3. Step 3: Cross multiply
    179,258.73x = 269,054.25 × 90,574.56
  4. Step 4: Simplify right side
    179,258.73x = 24,369,470,309.88
  5. Step 5: Solve for x
    x = 24,369,470,309.88/179,258.73
  6. Step 6: Final answer
    x = 135,945.79

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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.