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Finding the Fourth Proportional to 64,659.33, 96,986.16 and 26,704.35

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Solution

The fourth proportional to 64,659.33, 96,986.16 and 26,704.35 is: 40,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,659.33 : 96,986.16 = 26,704.35 : x
  2. Step 2: Convert to fraction form
    64,659.33/96,986.16 = 26,704.35/x
  3. Step 3: Cross multiply
    64,659.33x = 96,986.16 × 26,704.35
  4. Step 4: Simplify right side
    64,659.33x = 2,589,952,361.80
  5. Step 5: Solve for x
    x = 2,589,952,361.80/64,659.33
  6. Step 6: Final answer
    x = 40,055.35

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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.