Home / 169,504.11-254,258.19-51,180.66

Finding the Fourth Proportional to 169,504.11, 254,258.19 and 51,180.66

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Solution

The fourth proportional to 169,504.11, 254,258.19 and 51,180.66 is: 76,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,504.11 : 254,258.19 = 51,180.66 : x
  2. Step 2: Convert to fraction form
    169,504.11/254,258.19 = 51,180.66/x
  3. Step 3: Cross multiply
    169,504.11x = 254,258.19 × 51,180.66
  4. Step 4: Simplify right side
    169,504.11x = 13,013,101,974.61
  5. Step 5: Solve for x
    x = 13,013,101,974.61/169,504.11
  6. Step 6: Final answer
    x = 76,771.60

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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.