Home / 179,258.60-269,054.15-90,574.38

Finding the Fourth Proportional to 179,258.60, 269,054.15 and 90,574.38

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Solution

The fourth proportional to 179,258.60, 269,054.15 and 90,574.38 is: 135,945.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,258.60 : 269,054.15 = 90,574.38 : x
  2. Step 2: Convert to fraction form
    179,258.60/269,054.15 = 90,574.38/x
  3. Step 3: Cross multiply
    179,258.60x = 269,054.15 × 90,574.38
  4. Step 4: Simplify right side
    179,258.60x = 24,369,412,369.81
  5. Step 5: Solve for x
    x = 24,369,412,369.81/179,258.60
  6. Step 6: Final answer
    x = 135,945.57

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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.