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Finding the Fourth Proportional to 48,122.66, 72,194.91 and 21,834.92

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Solution

The fourth proportional to 48,122.66, 72,194.91 and 21,834.92 is: 32,757.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,122.66 : 72,194.91 = 21,834.92 : x
  2. Step 2: Convert to fraction form
    48,122.66/72,194.91 = 21,834.92/x
  3. Step 3: Cross multiply
    48,122.66x = 72,194.91 × 21,834.92
  4. Step 4: Simplify right side
    48,122.66x = 1,576,370,084.26
  5. Step 5: Solve for x
    x = 1,576,370,084.26/48,122.66
  6. Step 6: Final answer
    x = 32,757.33

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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.