Home / 93,721.78-140,640.99-41,175.46

Finding the Fourth Proportional to 93,721.78, 140,640.99 and 41,175.46

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Solution

The fourth proportional to 93,721.78, 140,640.99 and 41,175.46 is: 61,788.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,721.78 : 140,640.99 = 41,175.46 : x
  2. Step 2: Convert to fraction form
    93,721.78/140,640.99 = 41,175.46/x
  3. Step 3: Cross multiply
    93,721.78x = 140,640.99 × 41,175.46
  4. Step 4: Simplify right side
    93,721.78x = 5,790,957,458.11
  5. Step 5: Solve for x
    x = 5,790,957,458.11/93,721.78
  6. Step 6: Final answer
    x = 61,788.81

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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.