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Finding the Fourth Proportional to 93,813.48, 140,682.42 and 33,824.88

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Solution

The fourth proportional to 93,813.48, 140,682.42 and 33,824.88 is: 50,723.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,813.48 : 140,682.42 = 33,824.88 : x
  2. Step 2: Convert to fraction form
    93,813.48/140,682.42 = 33,824.88/x
  3. Step 3: Cross multiply
    93,813.48x = 140,682.42 × 33,824.88
  4. Step 4: Simplify right side
    93,813.48x = 4,758,565,974.61
  5. Step 5: Solve for x
    x = 4,758,565,974.61/93,813.48
  6. Step 6: Final answer
    x = 50,723.69

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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.