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Finding the Fourth Proportional to 48,460.60, 72,723.30 and 22,151.80

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Solution

The fourth proportional to 48,460.60, 72,723.30 and 22,151.80 is: 33,242.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,460.60 : 72,723.30 = 22,151.80 : x
  2. Step 2: Convert to fraction form
    48,460.60/72,723.30 = 22,151.80/x
  3. Step 3: Cross multiply
    48,460.60x = 72,723.30 × 22,151.80
  4. Step 4: Simplify right side
    48,460.60x = 1,610,951,996.94
  5. Step 5: Solve for x
    x = 1,610,951,996.94/48,460.60
  6. Step 6: Final answer
    x = 33,242.51

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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.