Home / 79,600.04-109,847.26-43,790.10

Finding the Fourth Proportional to 79,600.04, 109,847.26 and 43,790.10

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Solution

The fourth proportional to 79,600.04, 109,847.26 and 43,790.10 is: 60,429.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,600.04 : 109,847.26 = 43,790.10 : x
  2. Step 2: Convert to fraction form
    79,600.04/109,847.26 = 43,790.10/x
  3. Step 3: Cross multiply
    79,600.04x = 109,847.26 × 43,790.10
  4. Step 4: Simplify right side
    79,600.04x = 4,810,222,500.13
  5. Step 5: Solve for x
    x = 4,810,222,500.13/79,600.04
  6. Step 6: Final answer
    x = 60,429.90

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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.