Home / 76,082.94-104,982.21-47,826.90

Finding the Fourth Proportional to 76,082.94, 104,982.21 and 47,826.90

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Solution

The fourth proportional to 76,082.94, 104,982.21 and 47,826.90 is: 65,993.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,082.94 : 104,982.21 = 47,826.90 : x
  2. Step 2: Convert to fraction form
    76,082.94/104,982.21 = 47,826.90/x
  3. Step 3: Cross multiply
    76,082.94x = 104,982.21 × 47,826.90
  4. Step 4: Simplify right side
    76,082.94x = 5,020,973,659.45
  5. Step 5: Solve for x
    x = 5,020,973,659.45/76,082.94
  6. Step 6: Final answer
    x = 65,993.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.