Home / 82,104.84-113,305.94-48,105.19

Finding the Fourth Proportional to 82,104.84, 113,305.94 and 48,105.19

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Solution

The fourth proportional to 82,104.84, 113,305.94 and 48,105.19 is: 66,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,104.84 : 113,305.94 = 48,105.19 : x
  2. Step 2: Convert to fraction form
    82,104.84/113,305.94 = 48,105.19/x
  3. Step 3: Cross multiply
    82,104.84x = 113,305.94 × 48,105.19
  4. Step 4: Simplify right side
    82,104.84x = 5,450,603,771.83
  5. Step 5: Solve for x
    x = 5,450,603,771.83/82,104.84
  6. Step 6: Final answer
    x = 66,385.90

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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.