Home / 77,422.75-116,145.68-27,498.66

Finding the Fourth Proportional to 77,422.75, 116,145.68 and 27,498.66

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Solution

The fourth proportional to 77,422.75, 116,145.68 and 27,498.66 is: 41,252.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,422.75 : 116,145.68 = 27,498.66 : x
  2. Step 2: Convert to fraction form
    77,422.75/116,145.68 = 27,498.66/x
  3. Step 3: Cross multiply
    77,422.75x = 116,145.68 × 27,498.66
  4. Step 4: Simplify right side
    77,422.75x = 3,193,850,427.30
  5. Step 5: Solve for x
    x = 3,193,850,427.30/77,422.75
  6. Step 6: Final answer
    x = 41,252.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.