Home / 82,215.50-113,457.49-44,489.75

Finding the Fourth Proportional to 82,215.50, 113,457.49 and 44,489.75

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Solution

The fourth proportional to 82,215.50, 113,457.49 and 44,489.75 is: 61,395.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,215.50 : 113,457.49 = 44,489.75 : x
  2. Step 2: Convert to fraction form
    82,215.50/113,457.49 = 44,489.75/x
  3. Step 3: Cross multiply
    82,215.50x = 113,457.49 × 44,489.75
  4. Step 4: Simplify right side
    82,215.50x = 5,047,695,365.73
  5. Step 5: Solve for x
    x = 5,047,695,365.73/82,215.50
  6. Step 6: Final answer
    x = 61,395.91

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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.