Home / 75,403.94-113,105.82-19,244.04

Finding the Fourth Proportional to 75,403.94, 113,105.82 and 19,244.04

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Solution

The fourth proportional to 75,403.94, 113,105.82 and 19,244.04 is: 28,866.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,403.94 : 113,105.82 = 19,244.04 : x
  2. Step 2: Convert to fraction form
    75,403.94/113,105.82 = 19,244.04/x
  3. Step 3: Cross multiply
    75,403.94x = 113,105.82 × 19,244.04
  4. Step 4: Simplify right side
    75,403.94x = 2,176,612,924.31
  5. Step 5: Solve for x
    x = 2,176,612,924.31/75,403.94
  6. Step 6: Final answer
    x = 28,866.04

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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.