Home / 164,679.26-227,258.19-89,227.76

Finding the Fourth Proportional to 164,679.26, 227,258.19 and 89,227.76

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Solution

The fourth proportional to 164,679.26, 227,258.19 and 89,227.76 is: 123,134.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,679.26 : 227,258.19 = 89,227.76 : x
  2. Step 2: Convert to fraction form
    164,679.26/227,258.19 = 89,227.76/x
  3. Step 3: Cross multiply
    164,679.26x = 227,258.19 × 89,227.76
  4. Step 4: Simplify right side
    164,679.26x = 20,277,738,099.06
  5. Step 5: Solve for x
    x = 20,277,738,099.06/164,679.26
  6. Step 6: Final answer
    x = 123,134.75

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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.