Home / 69,742.20-96,252.30-41,447.64

Finding the Fourth Proportional to 69,742.20, 96,252.30 and 41,447.64

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Solution

The fourth proportional to 69,742.20, 96,252.30 and 41,447.64 is: 57,202.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,742.20 : 96,252.30 = 41,447.64 : x
  2. Step 2: Convert to fraction form
    69,742.20/96,252.30 = 41,447.64/x
  3. Step 3: Cross multiply
    69,742.20x = 96,252.30 × 41,447.64
  4. Step 4: Simplify right side
    69,742.20x = 3,989,430,679.57
  5. Step 5: Solve for x
    x = 3,989,430,679.57/69,742.20
  6. Step 6: Final answer
    x = 57,202.54

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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.