Home / 106,214.26-146,578.75-57,819.33

Finding the Fourth Proportional to 106,214.26, 146,578.75 and 57,819.33

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Solution

The fourth proportional to 106,214.26, 146,578.75 and 57,819.33 is: 79,792.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,214.26 : 146,578.75 = 57,819.33 : x
  2. Step 2: Convert to fraction form
    106,214.26/146,578.75 = 57,819.33/x
  3. Step 3: Cross multiply
    106,214.26x = 146,578.75 × 57,819.33
  4. Step 4: Simplify right side
    106,214.26x = 8,475,084,129.28
  5. Step 5: Solve for x
    x = 8,475,084,129.28/106,214.26
  6. Step 6: Final answer
    x = 79,792.34

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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.