Home / 82,497.21-113,847.85-46,687.21

Finding the Fourth Proportional to 82,497.21, 113,847.85 and 46,687.21

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Solution

The fourth proportional to 82,497.21, 113,847.85 and 46,687.21 is: 64,429.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,497.21 : 113,847.85 = 46,687.21 : x
  2. Step 2: Convert to fraction form
    82,497.21/113,847.85 = 46,687.21/x
  3. Step 3: Cross multiply
    82,497.21x = 113,847.85 × 46,687.21
  4. Step 4: Simplify right side
    82,497.21x = 5,315,238,481.00
  5. Step 5: Solve for x
    x = 5,315,238,481.00/82,497.21
  6. Step 6: Final answer
    x = 64,429.31

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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.