Home / 47,975.05-71,869.04-29,208.54

Finding the Fourth Proportional to 47,975.05, 71,869.04 and 29,208.54

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Solution

The fourth proportional to 47,975.05, 71,869.04 and 29,208.54 is: 43,755.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,975.05 : 71,869.04 = 29,208.54 : x
  2. Step 2: Convert to fraction form
    47,975.05/71,869.04 = 29,208.54/x
  3. Step 3: Cross multiply
    47,975.05x = 71,869.04 × 29,208.54
  4. Step 4: Simplify right side
    47,975.05x = 2,099,189,729.60
  5. Step 5: Solve for x
    x = 2,099,189,729.60/47,975.05
  6. Step 6: Final answer
    x = 43,755.86

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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.