Home / 82,658.21-114,070.68-50,394.69

Finding the Fourth Proportional to 82,658.21, 114,070.68 and 50,394.69

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Solution

The fourth proportional to 82,658.21, 114,070.68 and 50,394.69 is: 69,546.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,658.21 : 114,070.68 = 50,394.69 : x
  2. Step 2: Convert to fraction form
    82,658.21/114,070.68 = 50,394.69/x
  3. Step 3: Cross multiply
    82,658.21x = 114,070.68 × 50,394.69
  4. Step 4: Simplify right side
    82,658.21x = 5,748,556,556.69
  5. Step 5: Solve for x
    x = 5,748,556,556.69/82,658.21
  6. Step 6: Final answer
    x = 69,546.11

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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.