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Finding the Fourth Proportional to 95,497.44, 143,196.88 and 42,861.88

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Solution

The fourth proportional to 95,497.44, 143,196.88 and 42,861.88 is: 64,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,497.44 : 143,196.88 = 42,861.88 : x
  2. Step 2: Convert to fraction form
    95,497.44/143,196.88 = 42,861.88/x
  3. Step 3: Cross multiply
    95,497.44x = 143,196.88 × 42,861.88
  4. Step 4: Simplify right side
    95,497.44x = 6,137,687,486.93
  5. Step 5: Solve for x
    x = 6,137,687,486.93/95,497.44
  6. Step 6: Final answer
    x = 64,270.70

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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.