Home / 80,041.10-110,457.06-43,743.27

Finding the Fourth Proportional to 80,041.10, 110,457.06 and 43,743.27

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Solution

The fourth proportional to 80,041.10, 110,457.06 and 43,743.27 is: 60,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,041.10 : 110,457.06 = 43,743.27 : x
  2. Step 2: Convert to fraction form
    80,041.10/110,457.06 = 43,743.27/x
  3. Step 3: Cross multiply
    80,041.10x = 110,457.06 × 43,743.27
  4. Step 4: Simplify right side
    80,041.10x = 4,831,752,998.99
  5. Step 5: Solve for x
    x = 4,831,752,998.99/80,041.10
  6. Step 6: Final answer
    x = 60,365.90

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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.