Home / 77,704.26-107,241.42-43,714.23

Finding the Fourth Proportional to 77,704.26, 107,241.42 and 43,714.23

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Solution

The fourth proportional to 77,704.26, 107,241.42 and 43,714.23 is: 60,331.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,704.26 : 107,241.42 = 43,714.23 : x
  2. Step 2: Convert to fraction form
    77,704.26/107,241.42 = 43,714.23/x
  3. Step 3: Cross multiply
    77,704.26x = 107,241.42 × 43,714.23
  4. Step 4: Simplify right side
    77,704.26x = 4,687,976,099.41
  5. Step 5: Solve for x
    x = 4,687,976,099.41/77,704.26
  6. Step 6: Final answer
    x = 60,331.01

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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.