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Finding the Fourth Proportional to 48,601.60, 72,934.80 and 22,292.80

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Solution

The fourth proportional to 48,601.60, 72,934.80 and 22,292.80 is: 33,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,601.60 : 72,934.80 = 22,292.80 : x
  2. Step 2: Convert to fraction form
    48,601.60/72,934.80 = 22,292.80/x
  3. Step 3: Cross multiply
    48,601.60x = 72,934.80 × 22,292.80
  4. Step 4: Simplify right side
    48,601.60x = 1,625,920,909.44
  5. Step 5: Solve for x
    x = 1,625,920,909.44/48,601.60
  6. Step 6: Final answer
    x = 33,454.06

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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.