Home / 104,489.18-144,218.03-68,682.52

Finding the Fourth Proportional to 104,489.18, 144,218.03 and 68,682.52

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Solution

The fourth proportional to 104,489.18, 144,218.03 and 68,682.52 is: 94,796.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,489.18 : 144,218.03 = 68,682.52 : x
  2. Step 2: Convert to fraction form
    104,489.18/144,218.03 = 68,682.52/x
  3. Step 3: Cross multiply
    104,489.18x = 144,218.03 × 68,682.52
  4. Step 4: Simplify right side
    104,489.18x = 9,905,257,025.88
  5. Step 5: Solve for x
    x = 9,905,257,025.88/104,489.18
  6. Step 6: Final answer
    x = 94,796.97

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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.