Home / 165,039.95-227,760.56-93,418.44

Finding the Fourth Proportional to 165,039.95, 227,760.56 and 93,418.44

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Solution

The fourth proportional to 165,039.95, 227,760.56 and 93,418.44 is: 128,920.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,039.95 : 227,760.56 = 93,418.44 : x
  2. Step 2: Convert to fraction form
    165,039.95/227,760.56 = 93,418.44/x
  3. Step 3: Cross multiply
    165,039.95x = 227,760.56 × 93,418.44
  4. Step 4: Simplify right side
    165,039.95x = 21,277,035,237.85
  5. Step 5: Solve for x
    x = 21,277,035,237.85/165,039.95
  6. Step 6: Final answer
    x = 128,920.51

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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.