Home / 73,202.31-109,704.96-28,817.13

Finding the Fourth Proportional to 73,202.31, 109,704.96 and 28,817.13

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Solution

The fourth proportional to 73,202.31, 109,704.96 and 28,817.13 is: 43,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,202.31 : 109,704.96 = 28,817.13 : x
  2. Step 2: Convert to fraction form
    73,202.31/109,704.96 = 28,817.13/x
  3. Step 3: Cross multiply
    73,202.31x = 109,704.96 × 28,817.13
  4. Step 4: Simplify right side
    73,202.31x = 3,161,382,093.96
  5. Step 5: Solve for x
    x = 3,161,382,093.96/73,202.31
  6. Step 6: Final answer
    x = 43,186.92

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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.