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Finding the Fourth Proportional to 69,371.44, 95,929.41 and 66,238.56

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Solution

The fourth proportional to 69,371.44, 95,929.41 and 66,238.56 is: 91,597.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,371.44 : 95,929.41 = 66,238.56 : x
  2. Step 2: Convert to fraction form
    69,371.44/95,929.41 = 66,238.56/x
  3. Step 3: Cross multiply
    69,371.44x = 95,929.41 × 66,238.56
  4. Step 4: Simplify right side
    69,371.44x = 6,354,226,228.44
  5. Step 5: Solve for x
    x = 6,354,226,228.44/69,371.44
  6. Step 6: Final answer
    x = 91,597.15

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1.5x scale

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.