Home / 50,709.85-69,982.25-29,202.86

Finding the Fourth Proportional to 50,709.85, 69,982.25 and 29,202.86

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Solution

The fourth proportional to 50,709.85, 69,982.25 and 29,202.86 is: 40,301.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,709.85 : 69,982.25 = 29,202.86 : x
  2. Step 2: Convert to fraction form
    50,709.85/69,982.25 = 29,202.86/x
  3. Step 3: Cross multiply
    50,709.85x = 69,982.25 × 29,202.86
  4. Step 4: Simplify right side
    50,709.85x = 2,043,681,878.18
  5. Step 5: Solve for x
    x = 2,043,681,878.18/50,709.85
  6. Step 6: Final answer
    x = 40,301.48

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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.