Home / 164,143.26-226,517.76-88,691.76

Finding the Fourth Proportional to 164,143.26, 226,517.76 and 88,691.76

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Solution

The fourth proportional to 164,143.26, 226,517.76 and 88,691.76 is: 122,394.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,143.26 : 226,517.76 = 88,691.76 : x
  2. Step 2: Convert to fraction form
    164,143.26/226,517.76 = 88,691.76/x
  3. Step 3: Cross multiply
    164,143.26x = 226,517.76 × 88,691.76
  4. Step 4: Simplify right side
    164,143.26x = 20,090,258,805.66
  5. Step 5: Solve for x
    x = 20,090,258,805.66/164,143.26
  6. Step 6: Final answer
    x = 122,394.66

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1.5x scale

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.