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Finding the Fourth Proportional to 93,096.62, 139,645.22 and 25,629.54

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Solution

The fourth proportional to 93,096.62, 139,645.22 and 25,629.54 is: 38,444.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,096.62 : 139,645.22 = 25,629.54 : x
  2. Step 2: Convert to fraction form
    93,096.62/139,645.22 = 25,629.54/x
  3. Step 3: Cross multiply
    93,096.62x = 139,645.22 × 25,629.54
  4. Step 4: Simplify right side
    93,096.62x = 3,579,042,751.80
  5. Step 5: Solve for x
    x = 3,579,042,751.80/93,096.62
  6. Step 6: Final answer
    x = 38,444.39

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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.