Home / 47,734.92-65,912.94-42,690.24

Finding the Fourth Proportional to 47,734.92, 65,912.94 and 42,690.24

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Solution

The fourth proportional to 47,734.92, 65,912.94 and 42,690.24 is: 58,947.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,734.92 : 65,912.94 = 42,690.24 : x
  2. Step 2: Convert to fraction form
    47,734.92/65,912.94 = 42,690.24/x
  3. Step 3: Cross multiply
    47,734.92x = 65,912.94 × 42,690.24
  4. Step 4: Simplify right side
    47,734.92x = 2,813,839,227.71
  5. Step 5: Solve for x
    x = 2,813,839,227.71/47,734.92
  6. Step 6: Final answer
    x = 58,947.19

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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.