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Finding the Fourth Proportional to 93,200.56, 139,805.46 and 26,650.48

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Solution

The fourth proportional to 93,200.56, 139,805.46 and 26,650.48 is: 39,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,200.56 : 139,805.46 = 26,650.48 : x
  2. Step 2: Convert to fraction form
    93,200.56/139,805.46 = 26,650.48/x
  3. Step 3: Cross multiply
    93,200.56x = 139,805.46 × 26,650.48
  4. Step 4: Simplify right side
    93,200.56x = 3,725,882,615.62
  5. Step 5: Solve for x
    x = 3,725,882,615.62/93,200.56
  6. Step 6: Final answer
    x = 39,977.04

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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.