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Finding the Fourth Proportional to 71,772.96, 99,095.44 and 44,926.32

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Solution

The fourth proportional to 71,772.96, 99,095.44 and 44,926.32 is: 62,028.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,772.96 : 99,095.44 = 44,926.32 : x
  2. Step 2: Convert to fraction form
    71,772.96/99,095.44 = 44,926.32/x
  3. Step 3: Cross multiply
    71,772.96x = 99,095.44 × 44,926.32
  4. Step 4: Simplify right side
    71,772.96x = 4,451,993,447.98
  5. Step 5: Solve for x
    x = 4,451,993,447.98/71,772.96
  6. Step 6: Final answer
    x = 62,028.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.