Home / 193,544.28-290,241.78-75,200.04

Finding the Fourth Proportional to 193,544.28, 290,241.78 and 75,200.04

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Solution

The fourth proportional to 193,544.28, 290,241.78 and 75,200.04 is: 112,771.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,544.28 : 290,241.78 = 75,200.04 : x
  2. Step 2: Convert to fraction form
    193,544.28/290,241.78 = 75,200.04/x
  3. Step 3: Cross multiply
    193,544.28x = 290,241.78 × 75,200.04
  4. Step 4: Simplify right side
    193,544.28x = 21,826,193,465.67
  5. Step 5: Solve for x
    x = 21,826,193,465.67/193,544.28
  6. Step 6: Final answer
    x = 112,771.06

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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.