Home / 50,317.11-75,442.62-28,132.83

Finding the Fourth Proportional to 50,317.11, 75,442.62 and 28,132.83

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Solution

The fourth proportional to 50,317.11, 75,442.62 and 28,132.83 is: 42,180.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,317.11 : 75,442.62 = 28,132.83 : x
  2. Step 2: Convert to fraction form
    50,317.11/75,442.62 = 28,132.83/x
  3. Step 3: Cross multiply
    50,317.11x = 75,442.62 × 28,132.83
  4. Step 4: Simplify right side
    50,317.11x = 2,122,414,403.21
  5. Step 5: Solve for x
    x = 2,122,414,403.21/50,317.11
  6. Step 6: Final answer
    x = 42,180.77

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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.