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Finding the Fourth Proportional to 94,605.75, 141,873.96 and 31,414.41

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Solution

The fourth proportional to 94,605.75, 141,873.96 and 31,414.41 is: 47,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,605.75 : 141,873.96 = 31,414.41 : x
  2. Step 2: Convert to fraction form
    94,605.75/141,873.96 = 31,414.41/x
  3. Step 3: Cross multiply
    94,605.75x = 141,873.96 × 31,414.41
  4. Step 4: Simplify right side
    94,605.75x = 4,456,886,747.76
  5. Step 5: Solve for x
    x = 4,456,886,747.76/94,605.75
  6. Step 6: Final answer
    x = 47,110.10

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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.