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Finding the Fourth Proportional to 53,910.92, 80,903.90 and 22,321.14

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Solution

The fourth proportional to 53,910.92, 80,903.90 and 22,321.14 is: 33,497.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,910.92 : 80,903.90 = 22,321.14 : x
  2. Step 2: Convert to fraction form
    53,910.92/80,903.90 = 22,321.14/x
  3. Step 3: Cross multiply
    53,910.92x = 80,903.90 × 22,321.14
  4. Step 4: Simplify right side
    53,910.92x = 1,805,867,166.84
  5. Step 5: Solve for x
    x = 1,805,867,166.84/53,910.92
  6. Step 6: Final answer
    x = 33,497.25

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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.