Home / 82,157.79-113,382.99-46,334.73

Finding the Fourth Proportional to 82,157.79, 113,382.99 and 46,334.73

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Solution

The fourth proportional to 82,157.79, 113,382.99 and 46,334.73 is: 63,944.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,157.79 : 113,382.99 = 46,334.73 : x
  2. Step 2: Convert to fraction form
    82,157.79/113,382.99 = 46,334.73/x
  3. Step 3: Cross multiply
    82,157.79x = 113,382.99 × 46,334.73
  4. Step 4: Simplify right side
    82,157.79x = 5,253,569,661.33
  5. Step 5: Solve for x
    x = 5,253,569,661.33/82,157.79
  6. Step 6: Final answer
    x = 63,944.88

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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.