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Finding the Fourth Proportional to 95,663.16, 143,500.68 and 29,108.16

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Solution

The fourth proportional to 95,663.16, 143,500.68 and 29,108.16 is: 43,664.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,663.16 : 143,500.68 = 29,108.16 : x
  2. Step 2: Convert to fraction form
    95,663.16/143,500.68 = 29,108.16/x
  3. Step 3: Cross multiply
    95,663.16x = 143,500.68 × 29,108.16
  4. Step 4: Simplify right side
    95,663.16x = 4,177,040,753.55
  5. Step 5: Solve for x
    x = 4,177,040,753.55/95,663.16
  6. Step 6: Final answer
    x = 43,664.05

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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.