Home / 89,166.48-123,049.20-48,881.94

Finding the Fourth Proportional to 89,166.48, 123,049.20 and 48,881.94

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Solution

The fourth proportional to 89,166.48, 123,049.20 and 48,881.94 is: 67,456.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,166.48 : 123,049.20 = 48,881.94 : x
  2. Step 2: Convert to fraction form
    89,166.48/123,049.20 = 48,881.94/x
  3. Step 3: Cross multiply
    89,166.48x = 123,049.20 × 48,881.94
  4. Step 4: Simplify right side
    89,166.48x = 6,014,883,611.45
  5. Step 5: Solve for x
    x = 6,014,883,611.45/89,166.48
  6. Step 6: Final answer
    x = 67,456.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.