Home / 82,213.45-113,454.86-44,487.70

Finding the Fourth Proportional to 82,213.45, 113,454.86 and 44,487.70

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Solution

The fourth proportional to 82,213.45, 113,454.86 and 44,487.70 is: 61,393.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,213.45 : 113,454.86 = 44,487.70 : x
  2. Step 2: Convert to fraction form
    82,213.45/113,454.86 = 44,487.70/x
  3. Step 3: Cross multiply
    82,213.45x = 113,454.86 × 44,487.70
  4. Step 4: Simplify right side
    82,213.45x = 5,047,345,775.22
  5. Step 5: Solve for x
    x = 5,047,345,775.22/82,213.45
  6. Step 6: Final answer
    x = 61,393.19

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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.