Home / 89,006.45-122,824.96-48,721.91

Finding the Fourth Proportional to 89,006.45, 122,824.96 and 48,721.91

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Solution

The fourth proportional to 89,006.45, 122,824.96 and 48,721.91 is: 67,234.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,006.45 : 122,824.96 = 48,721.91 : x
  2. Step 2: Convert to fraction form
    89,006.45/122,824.96 = 48,721.91/x
  3. Step 3: Cross multiply
    89,006.45x = 122,824.96 × 48,721.91
  4. Step 4: Simplify right side
    89,006.45x = 5,984,265,910.94
  5. Step 5: Solve for x
    x = 5,984,265,910.94/89,006.45
  6. Step 6: Final answer
    x = 67,234.07

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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.