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Finding the Fourth Proportional to 95,171.96, 142,713.62 and 42,581.88

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Solution

The fourth proportional to 95,171.96, 142,713.62 and 42,581.88 is: 63,852.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,171.96 : 142,713.62 = 42,581.88 : x
  2. Step 2: Convert to fraction form
    95,171.96/142,713.62 = 42,581.88/x
  3. Step 3: Cross multiply
    95,171.96x = 142,713.62 × 42,581.88
  4. Step 4: Simplify right side
    95,171.96x = 6,077,014,241.21
  5. Step 5: Solve for x
    x = 6,077,014,241.21/95,171.96
  6. Step 6: Final answer
    x = 63,852.99

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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.