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Finding the Fourth Proportional to 64,019.60, 95,971.80 and 41,843.60

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Solution

The fourth proportional to 64,019.60, 95,971.80 and 41,843.60 is: 62,727.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,019.60 : 95,971.80 = 41,843.60 : x
  2. Step 2: Convert to fraction form
    64,019.60/95,971.80 = 41,843.60/x
  3. Step 3: Cross multiply
    64,019.60x = 95,971.80 × 41,843.60
  4. Step 4: Simplify right side
    64,019.60x = 4,015,805,610.48
  5. Step 5: Solve for x
    x = 4,015,805,610.48/64,019.60
  6. Step 6: Final answer
    x = 62,727.75

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1.5x scale

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.