Home / 69,742.24-96,241.44-41,447.68

Finding the Fourth Proportional to 69,742.24, 96,241.44 and 41,447.68

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Solution

The fourth proportional to 69,742.24, 96,241.44 and 41,447.68 is: 57,196.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,742.24 : 96,241.44 = 41,447.68 : x
  2. Step 2: Convert to fraction form
    69,742.24/96,241.44 = 41,447.68/x
  3. Step 3: Cross multiply
    69,742.24x = 96,241.44 × 41,447.68
  4. Step 4: Simplify right side
    69,742.24x = 3,988,984,407.86
  5. Step 5: Solve for x
    x = 3,988,984,407.86/69,742.24
  6. Step 6: Final answer
    x = 57,196.10

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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.