Home / 75,847.22-104,668.45-41,856

Finding the Fourth Proportional to 75,847.22, 104,668.45 and 41,856

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Solution

The fourth proportional to 75,847.22, 104,668.45 and 41,856 is: 57,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,847.22 : 104,668.45 = 41,856 : x
  2. Step 2: Convert to fraction form
    75,847.22/104,668.45 = 41,856/x
  3. Step 3: Cross multiply
    75,847.22x = 104,668.45 × 41,856
  4. Step 4: Simplify right side
    75,847.22x = 4,381,002,643.20
  5. Step 5: Solve for x
    x = 4,381,002,643.20/75,847.22
  6. Step 6: Final answer
    x = 57,760.89

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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.