Home / 75,733.82-113,601-23,143.09

Finding the Fourth Proportional to 75,733.82, 113,601 and 23,143.09

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Solution

The fourth proportional to 75,733.82, 113,601 and 23,143.09 is: 34,714.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,733.82 : 113,601 = 23,143.09 : x
  2. Step 2: Convert to fraction form
    75,733.82/113,601 = 23,143.09/x
  3. Step 3: Cross multiply
    75,733.82x = 113,601 × 23,143.09
  4. Step 4: Simplify right side
    75,733.82x = 2,629,077,599.09
  5. Step 5: Solve for x
    x = 2,629,077,599.09/75,733.82
  6. Step 6: Final answer
    x = 34,714.71

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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.