Home / 100,704.36-151,074.72-41,507.04

Finding the Fourth Proportional to 100,704.36, 151,074.72 and 41,507.04

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Solution

The fourth proportional to 100,704.36, 151,074.72 and 41,507.04 is: 62,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,704.36 : 151,074.72 = 41,507.04 : x
  2. Step 2: Convert to fraction form
    100,704.36/151,074.72 = 41,507.04/x
  3. Step 3: Cross multiply
    100,704.36x = 151,074.72 × 41,507.04
  4. Step 4: Simplify right side
    100,704.36x = 6,270,664,446.03
  5. Step 5: Solve for x
    x = 6,270,664,446.03/100,704.36
  6. Step 6: Final answer
    x = 62,268.05

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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.