Home / 69,207.62-103,755.14-29,200.77

Finding the Fourth Proportional to 69,207.62, 103,755.14 and 29,200.77

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Solution

The fourth proportional to 69,207.62, 103,755.14 and 29,200.77 is: 43,777.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,207.62 : 103,755.14 = 29,200.77 : x
  2. Step 2: Convert to fraction form
    69,207.62/103,755.14 = 29,200.77/x
  3. Step 3: Cross multiply
    69,207.62x = 103,755.14 × 29,200.77
  4. Step 4: Simplify right side
    69,207.62x = 3,029,730,107.21
  5. Step 5: Solve for x
    x = 3,029,730,107.21/69,207.62
  6. Step 6: Final answer
    x = 43,777.41

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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.