Home / 50,082.84-75,016.26-47,138.61

Finding the Fourth Proportional to 50,082.84, 75,016.26 and 47,138.61

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Solution

The fourth proportional to 50,082.84, 75,016.26 and 47,138.61 is: 70,606.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,082.84 : 75,016.26 = 47,138.61 : x
  2. Step 2: Convert to fraction form
    50,082.84/75,016.26 = 47,138.61/x
  3. Step 3: Cross multiply
    50,082.84x = 75,016.26 × 47,138.61
  4. Step 4: Simplify right side
    50,082.84x = 3,536,162,223.80
  5. Step 5: Solve for x
    x = 3,536,162,223.80/50,082.84
  6. Step 6: Final answer
    x = 70,606.26

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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.