Home / 71,690.48-107,325.43-50,268.92

Finding the Fourth Proportional to 71,690.48, 107,325.43 and 50,268.92

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Solution

The fourth proportional to 71,690.48, 107,325.43 and 50,268.92 is: 75,255.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,690.48 : 107,325.43 = 50,268.92 : x
  2. Step 2: Convert to fraction form
    71,690.48/107,325.43 = 50,268.92/x
  3. Step 3: Cross multiply
    71,690.48x = 107,325.43 × 50,268.92
  4. Step 4: Simplify right side
    71,690.48x = 5,395,132,666.66
  5. Step 5: Solve for x
    x = 5,395,132,666.66/71,690.48
  6. Step 6: Final answer
    x = 75,255.92

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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.