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Finding the Fourth Proportional to 115,094.26, 158,819.97 and 64,103.14

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Solution

The fourth proportional to 115,094.26, 158,819.97 and 64,103.14 is: 88,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,094.26 : 158,819.97 = 64,103.14 : x
  2. Step 2: Convert to fraction form
    115,094.26/158,819.97 = 64,103.14/x
  3. Step 3: Cross multiply
    115,094.26x = 158,819.97 × 64,103.14
  4. Step 4: Simplify right side
    115,094.26x = 10,180,858,771.71
  5. Step 5: Solve for x
    x = 10,180,858,771.71/115,094.26
  6. Step 6: Final answer
    x = 88,456.70

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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.