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Finding the Fourth Proportional to 272,371.66, 408,568.47 and 94,896.64

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Solution

The fourth proportional to 272,371.66, 408,568.47 and 94,896.64 is: 142,348.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,371.66 : 408,568.47 = 94,896.64 : x
  2. Step 2: Convert to fraction form
    272,371.66/408,568.47 = 94,896.64/x
  3. Step 3: Cross multiply
    272,371.66x = 408,568.47 × 94,896.64
  4. Step 4: Simplify right side
    272,371.66x = 38,771,775,012.94
  5. Step 5: Solve for x
    x = 38,771,775,012.94/272,371.66
  6. Step 6: Final answer
    x = 142,348.79

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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.