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Finding the Fourth Proportional to 95,137, 131,289.07 and 52,698.26

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Solution

The fourth proportional to 95,137, 131,289.07 and 52,698.26 is: 72,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,137 : 131,289.07 = 52,698.26 : x
  2. Step 2: Convert to fraction form
    95,137/131,289.07 = 52,698.26/x
  3. Step 3: Cross multiply
    95,137x = 131,289.07 × 52,698.26
  4. Step 4: Simplify right side
    95,137x = 6,918,705,546.02
  5. Step 5: Solve for x
    x = 6,918,705,546.02/95,137
  6. Step 6: Final answer
    x = 72,723.60

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1.5x scale

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.