Home / 82,340.22-113,600.43-50,497.50

Finding the Fourth Proportional to 82,340.22, 113,600.43 and 50,497.50

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Solution

The fourth proportional to 82,340.22, 113,600.43 and 50,497.50 is: 69,668.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,340.22 : 113,600.43 = 50,497.50 : x
  2. Step 2: Convert to fraction form
    82,340.22/113,600.43 = 50,497.50/x
  3. Step 3: Cross multiply
    82,340.22x = 113,600.43 × 50,497.50
  4. Step 4: Simplify right side
    82,340.22x = 5,736,537,713.93
  5. Step 5: Solve for x
    x = 5,736,537,713.93/82,340.22
  6. Step 6: Final answer
    x = 69,668.72

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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.