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Finding the Fourth Proportional to 95,305.77, 142,865.66 and 45,372.44

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Solution

The fourth proportional to 95,305.77, 142,865.66 and 45,372.44 is: 68,014.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,305.77 : 142,865.66 = 45,372.44 : x
  2. Step 2: Convert to fraction form
    95,305.77/142,865.66 = 45,372.44/x
  3. Step 3: Cross multiply
    95,305.77x = 142,865.66 × 45,372.44
  4. Step 4: Simplify right side
    95,305.77x = 6,482,162,645.22
  5. Step 5: Solve for x
    x = 6,482,162,645.22/95,305.77
  6. Step 6: Final answer
    x = 68,014.38

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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.