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Finding the Fourth Proportional to 173,211.60, 259,687.80 and 94,414.80

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Solution

The fourth proportional to 173,211.60, 259,687.80 and 94,414.80 is: 141,551.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,211.60 : 259,687.80 = 94,414.80 : x
  2. Step 2: Convert to fraction form
    173,211.60/259,687.80 = 94,414.80/x
  3. Step 3: Cross multiply
    173,211.60x = 259,687.80 × 94,414.80
  4. Step 4: Simplify right side
    173,211.60x = 24,518,371,699.44
  5. Step 5: Solve for x
    x = 24,518,371,699.44/173,211.60
  6. Step 6: Final answer
    x = 141,551.56

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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.