Home / 50,087.57-75,206.61-47,680.11

Finding the Fourth Proportional to 50,087.57, 75,206.61 and 47,680.11

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Solution

The fourth proportional to 50,087.57, 75,206.61 and 47,680.11 is: 71,591.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,087.57 : 75,206.61 = 47,680.11 : x
  2. Step 2: Convert to fraction form
    50,087.57/75,206.61 = 47,680.11/x
  3. Step 3: Cross multiply
    50,087.57x = 75,206.61 × 47,680.11
  4. Step 4: Simplify right side
    50,087.57x = 3,585,859,437.53
  5. Step 5: Solve for x
    x = 3,585,859,437.53/50,087.57
  6. Step 6: Final answer
    x = 71,591.81

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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.