Home / 50,837.36-76,115.19-38,319.44

Finding the Fourth Proportional to 50,837.36, 76,115.19 and 38,319.44

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Solution

The fourth proportional to 50,837.36, 76,115.19 and 38,319.44 is: 57,372.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,837.36 : 76,115.19 = 38,319.44 : x
  2. Step 2: Convert to fraction form
    50,837.36/76,115.19 = 38,319.44/x
  3. Step 3: Cross multiply
    50,837.36x = 76,115.19 × 38,319.44
  4. Step 4: Simplify right side
    50,837.36x = 2,916,691,456.29
  5. Step 5: Solve for x
    x = 2,916,691,456.29/50,837.36
  6. Step 6: Final answer
    x = 57,372.99

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1.5x scale

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.