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Finding the Fourth Proportional to 94,415.44, 141,491 and 71,014.48

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Solution

The fourth proportional to 94,415.44, 141,491 and 71,014.48 is: 106,422.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,415.44 : 141,491 = 71,014.48 : x
  2. Step 2: Convert to fraction form
    94,415.44/141,491 = 71,014.48/x
  3. Step 3: Cross multiply
    94,415.44x = 141,491 × 71,014.48
  4. Step 4: Simplify right side
    94,415.44x = 10,047,909,789.68
  5. Step 5: Solve for x
    x = 10,047,909,789.68/94,415.44
  6. Step 6: Final answer
    x = 106,422.32

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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.