Home / 82,051.50-113,231.07-44,325.75

Finding the Fourth Proportional to 82,051.50, 113,231.07 and 44,325.75

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Solution

The fourth proportional to 82,051.50, 113,231.07 and 44,325.75 is: 61,169.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,051.50 : 113,231.07 = 44,325.75 : x
  2. Step 2: Convert to fraction form
    82,051.50/113,231.07 = 44,325.75/x
  3. Step 3: Cross multiply
    82,051.50x = 113,231.07 × 44,325.75
  4. Step 4: Simplify right side
    82,051.50x = 5,019,052,101.05
  5. Step 5: Solve for x
    x = 5,019,052,101.05/82,051.50
  6. Step 6: Final answer
    x = 61,169.54

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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.