Home / 82,441.09-113,771.28-46,630.38

Finding the Fourth Proportional to 82,441.09, 113,771.28 and 46,630.38

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Solution

The fourth proportional to 82,441.09, 113,771.28 and 46,630.38 is: 64,351.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,441.09 : 113,771.28 = 46,630.38 : x
  2. Step 2: Convert to fraction form
    82,441.09/113,771.28 = 46,630.38/x
  3. Step 3: Cross multiply
    82,441.09x = 113,771.28 × 46,630.38
  4. Step 4: Simplify right side
    82,441.09x = 5,305,198,620.99
  5. Step 5: Solve for x
    x = 5,305,198,620.99/82,441.09
  6. Step 6: Final answer
    x = 64,351.39

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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.