Home / 79,600.20-109,845.98-43,300.50

Finding the Fourth Proportional to 79,600.20, 109,845.98 and 43,300.50

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Solution

The fourth proportional to 79,600.20, 109,845.98 and 43,300.50 is: 59,753.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,600.20 : 109,845.98 = 43,300.50 : x
  2. Step 2: Convert to fraction form
    79,600.20/109,845.98 = 43,300.50/x
  3. Step 3: Cross multiply
    79,600.20x = 109,845.98 × 43,300.50
  4. Step 4: Simplify right side
    79,600.20x = 4,756,385,640.49
  5. Step 5: Solve for x
    x = 4,756,385,640.49/79,600.20
  6. Step 6: Final answer
    x = 59,753.44

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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.