Home / 50,845.68-76,173.48-45,354.96

Finding the Fourth Proportional to 50,845.68, 76,173.48 and 45,354.96

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Solution

The fourth proportional to 50,845.68, 76,173.48 and 45,354.96 is: 67,947.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,845.68 : 76,173.48 = 45,354.96 : x
  2. Step 2: Convert to fraction form
    50,845.68/76,173.48 = 45,354.96/x
  3. Step 3: Cross multiply
    50,845.68x = 76,173.48 × 45,354.96
  4. Step 4: Simplify right side
    50,845.68x = 3,454,845,138.46
  5. Step 5: Solve for x
    x = 3,454,845,138.46/50,845.68
  6. Step 6: Final answer
    x = 67,947.66

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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.