Home / 50,191.91-75,187.48-30,190.36

Finding the Fourth Proportional to 50,191.91, 75,187.48 and 30,190.36

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Solution

The fourth proportional to 50,191.91, 75,187.48 and 30,190.36 is: 45,225.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,191.91 : 75,187.48 = 30,190.36 : x
  2. Step 2: Convert to fraction form
    50,191.91/75,187.48 = 30,190.36/x
  3. Step 3: Cross multiply
    50,191.91x = 75,187.48 × 30,190.36
  4. Step 4: Simplify right side
    50,191.91x = 2,269,936,825.25
  5. Step 5: Solve for x
    x = 2,269,936,825.25/50,191.91
  6. Step 6: Final answer
    x = 45,225.15

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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.