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Finding the Fourth Proportional to 93,470.45, 140,251.41 and 57,922.26

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Solution

The fourth proportional to 93,470.45, 140,251.41 and 57,922.26 is: 86,911.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,470.45 : 140,251.41 = 57,922.26 : x
  2. Step 2: Convert to fraction form
    93,470.45/140,251.41 = 57,922.26/x
  3. Step 3: Cross multiply
    93,470.45x = 140,251.41 × 57,922.26
  4. Step 4: Simplify right side
    93,470.45x = 8,123,678,109.44
  5. Step 5: Solve for x
    x = 8,123,678,109.44/93,470.45
  6. Step 6: Final answer
    x = 86,911.73

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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.