Home / 75,650.60-104,400.38-41,662.64

Finding the Fourth Proportional to 75,650.60, 104,400.38 and 41,662.64

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Solution

The fourth proportional to 75,650.60, 104,400.38 and 41,662.64 is: 57,495.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,650.60 : 104,400.38 = 41,662.64 : x
  2. Step 2: Convert to fraction form
    75,650.60/104,400.38 = 41,662.64/x
  3. Step 3: Cross multiply
    75,650.60x = 104,400.38 × 41,662.64
  4. Step 4: Simplify right side
    75,650.60x = 4,349,595,447.80
  5. Step 5: Solve for x
    x = 4,349,595,447.80/75,650.60
  6. Step 6: Final answer
    x = 57,495.85

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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.