Home / 71,861.53-99,169.94-41,239.62

Finding the Fourth Proportional to 71,861.53, 99,169.94 and 41,239.62

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Solution

The fourth proportional to 71,861.53, 99,169.94 and 41,239.62 is: 56,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,861.53 : 99,169.94 = 41,239.62 : x
  2. Step 2: Convert to fraction form
    71,861.53/99,169.94 = 41,239.62/x
  3. Step 3: Cross multiply
    71,861.53x = 99,169.94 × 41,239.62
  4. Step 4: Simplify right side
    71,861.53x = 4,089,730,641.02
  5. Step 5: Solve for x
    x = 4,089,730,641.02/71,861.53
  6. Step 6: Final answer
    x = 56,911.27

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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.