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Finding the Fourth Proportional to 48,897.76, 73,355.76 and 22,245.64

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Solution

The fourth proportional to 48,897.76, 73,355.76 and 22,245.64 is: 33,372.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,897.76 : 73,355.76 = 22,245.64 : x
  2. Step 2: Convert to fraction form
    48,897.76/73,355.76 = 22,245.64/x
  3. Step 3: Cross multiply
    48,897.76x = 73,355.76 × 22,245.64
  4. Step 4: Simplify right side
    48,897.76x = 1,631,845,828.89
  5. Step 5: Solve for x
    x = 1,631,845,828.89/48,897.76
  6. Step 6: Final answer
    x = 33,372.61

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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.