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Finding the Fourth Proportional to 114,944.60, 172,416.74 and 36,064.98

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Solution

The fourth proportional to 114,944.60, 172,416.74 and 36,064.98 is: 54,097.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,944.60 : 172,416.74 = 36,064.98 : x
  2. Step 2: Convert to fraction form
    114,944.60/172,416.74 = 36,064.98/x
  3. Step 3: Cross multiply
    114,944.60x = 172,416.74 × 36,064.98
  4. Step 4: Simplify right side
    114,944.60x = 6,218,206,099.44
  5. Step 5: Solve for x
    x = 6,218,206,099.44/114,944.60
  6. Step 6: Final answer
    x = 54,097.42

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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.