Home / 82,205.18-113,443.44-44,479.44

Finding the Fourth Proportional to 82,205.18, 113,443.44 and 44,479.44

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Solution

The fourth proportional to 82,205.18, 113,443.44 and 44,479.44 is: 61,381.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,205.18 : 113,443.44 = 44,479.44 : x
  2. Step 2: Convert to fraction form
    82,205.18/113,443.44 = 44,479.44/x
  3. Step 3: Cross multiply
    82,205.18x = 113,443.44 × 44,479.44
  4. Step 4: Simplify right side
    82,205.18x = 5,045,900,682.87
  5. Step 5: Solve for x
    x = 5,045,900,682.87/82,205.18
  6. Step 6: Final answer
    x = 61,381.78

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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.