Home / 75,400.93-113,101.32-19,241.04

Finding the Fourth Proportional to 75,400.93, 113,101.32 and 19,241.04

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Solution

The fourth proportional to 75,400.93, 113,101.32 and 19,241.04 is: 28,861.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,400.93 : 113,101.32 = 19,241.04 : x
  2. Step 2: Convert to fraction form
    75,400.93/113,101.32 = 19,241.04/x
  3. Step 3: Cross multiply
    75,400.93x = 113,101.32 × 19,241.04
  4. Step 4: Simplify right side
    75,400.93x = 2,176,187,052.22
  5. Step 5: Solve for x
    x = 2,176,187,052.22/75,400.93
  6. Step 6: Final answer
    x = 28,861.54

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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.