Home / 82,268.84-113,532.10-49,994.28

Finding the Fourth Proportional to 82,268.84, 113,532.10 and 49,994.28

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Solution

The fourth proportional to 82,268.84, 113,532.10 and 49,994.28 is: 68,992.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,268.84 : 113,532.10 = 49,994.28 : x
  2. Step 2: Convert to fraction form
    82,268.84/113,532.10 = 49,994.28/x
  3. Step 3: Cross multiply
    82,268.84x = 113,532.10 × 49,994.28
  4. Step 4: Simplify right side
    82,268.84x = 5,675,955,596.39
  5. Step 5: Solve for x
    x = 5,675,955,596.39/82,268.84
  6. Step 6: Final answer
    x = 68,992.78

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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.