Home / 165,787.26-228,780.24-101,364.42

Finding the Fourth Proportional to 165,787.26, 228,780.24 and 101,364.42

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Solution

The fourth proportional to 165,787.26, 228,780.24 and 101,364.42 is: 139,879.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,787.26 : 228,780.24 = 101,364.42 : x
  2. Step 2: Convert to fraction form
    165,787.26/228,780.24 = 101,364.42/x
  3. Step 3: Cross multiply
    165,787.26x = 228,780.24 × 101,364.42
  4. Step 4: Simplify right side
    165,787.26x = 23,190,176,335.06
  5. Step 5: Solve for x
    x = 23,190,176,335.06/165,787.26
  6. Step 6: Final answer
    x = 139,879.12

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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.