Home / 50,317.92-75,433.68-28,113.12

Finding the Fourth Proportional to 50,317.92, 75,433.68 and 28,113.12

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Solution

The fourth proportional to 50,317.92, 75,433.68 and 28,113.12 is: 42,145.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,317.92 : 75,433.68 = 28,113.12 : x
  2. Step 2: Convert to fraction form
    50,317.92/75,433.68 = 28,113.12/x
  3. Step 3: Cross multiply
    50,317.92x = 75,433.68 × 28,113.12
  4. Step 4: Simplify right side
    50,317.92x = 2,120,676,097.88
  5. Step 5: Solve for x
    x = 2,120,676,097.88/50,317.92
  6. Step 6: Final answer
    x = 42,145.54

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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.