Home / 76,138.29-114,246.34-50,855.04

Finding the Fourth Proportional to 76,138.29, 114,246.34 and 50,855.04

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Solution

The fourth proportional to 76,138.29, 114,246.34 and 50,855.04 is: 76,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,138.29 : 114,246.34 = 50,855.04 : x
  2. Step 2: Convert to fraction form
    76,138.29/114,246.34 = 50,855.04/x
  3. Step 3: Cross multiply
    76,138.29x = 114,246.34 × 50,855.04
  4. Step 4: Simplify right side
    76,138.29x = 5,810,002,190.55
  5. Step 5: Solve for x
    x = 5,810,002,190.55/76,138.29
  6. Step 6: Final answer
    x = 76,308.55

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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.