Home / 69,042.44-103,340.90-35,716.62

Finding the Fourth Proportional to 69,042.44, 103,340.90 and 35,716.62

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Solution

The fourth proportional to 69,042.44, 103,340.90 and 35,716.62 is: 53,459.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,042.44 : 103,340.90 = 35,716.62 : x
  2. Step 2: Convert to fraction form
    69,042.44/103,340.90 = 35,716.62/x
  3. Step 3: Cross multiply
    69,042.44x = 103,340.90 × 35,716.62
  4. Step 4: Simplify right side
    69,042.44x = 3,690,987,655.76
  5. Step 5: Solve for x
    x = 3,690,987,655.76/69,042.44
  6. Step 6: Final answer
    x = 53,459.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.