Home / 47,902.86-71,768.80-29,173.24

Finding the Fourth Proportional to 47,902.86, 71,768.80 and 29,173.24

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Solution

The fourth proportional to 47,902.86, 71,768.80 and 29,173.24 is: 43,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,902.86 : 71,768.80 = 29,173.24 : x
  2. Step 2: Convert to fraction form
    47,902.86/71,768.80 = 29,173.24/x
  3. Step 3: Cross multiply
    47,902.86x = 71,768.80 × 29,173.24
  4. Step 4: Simplify right side
    47,902.86x = 2,093,728,426.91
  5. Step 5: Solve for x
    x = 2,093,728,426.91/47,902.86
  6. Step 6: Final answer
    x = 43,707.80

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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.