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Finding the Fourth Proportional to 95,447.97, 131,714.59 and 53,009.23

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Solution

The fourth proportional to 95,447.97, 131,714.59 and 53,009.23 is: 73,150.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,447.97 : 131,714.59 = 53,009.23 : x
  2. Step 2: Convert to fraction form
    95,447.97/131,714.59 = 53,009.23/x
  3. Step 3: Cross multiply
    95,447.97x = 131,714.59 × 53,009.23
  4. Step 4: Simplify right side
    95,447.97x = 6,982,089,008.68
  5. Step 5: Solve for x
    x = 6,982,089,008.68/95,447.97
  6. Step 6: Final answer
    x = 73,150.74

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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.