Home / 165,123.09-227,873.52-92,531.39

Finding the Fourth Proportional to 165,123.09, 227,873.52 and 92,531.39

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Solution

The fourth proportional to 165,123.09, 227,873.52 and 92,531.39 is: 127,695.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,123.09 : 227,873.52 = 92,531.39 : x
  2. Step 2: Convert to fraction form
    165,123.09/227,873.52 = 92,531.39/x
  3. Step 3: Cross multiply
    165,123.09x = 227,873.52 × 92,531.39
  4. Step 4: Simplify right side
    165,123.09x = 21,085,452,410.43
  5. Step 5: Solve for x
    x = 21,085,452,410.43/165,123.09
  6. Step 6: Final answer
    x = 127,695.36

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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.