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Finding the Fourth Proportional to 93,635.52, 140,452.74 and 31,305.48

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Solution

The fourth proportional to 93,635.52, 140,452.74 and 31,305.48 is: 46,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,635.52 : 140,452.74 = 31,305.48 : x
  2. Step 2: Convert to fraction form
    93,635.52/140,452.74 = 31,305.48/x
  3. Step 3: Cross multiply
    93,635.52x = 140,452.74 × 31,305.48
  4. Step 4: Simplify right side
    93,635.52x = 4,396,940,443.02
  5. Step 5: Solve for x
    x = 4,396,940,443.02/93,635.52
  6. Step 6: Final answer
    x = 46,958.04

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1.5x scale

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.