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Finding the Fourth Proportional to 95,415.76, 131,679.76 and 52,975.04

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Solution

The fourth proportional to 95,415.76, 131,679.76 and 52,975.04 is: 73,108.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,415.76 : 131,679.76 = 52,975.04 : x
  2. Step 2: Convert to fraction form
    95,415.76/131,679.76 = 52,975.04/x
  3. Step 3: Cross multiply
    95,415.76x = 131,679.76 × 52,975.04
  4. Step 4: Simplify right side
    95,415.76x = 6,975,740,553.19
  5. Step 5: Solve for x
    x = 6,975,740,553.19/95,415.76
  6. Step 6: Final answer
    x = 73,108.89

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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.