Home / 75,404.43-113,106.57-19,244.54

Finding the Fourth Proportional to 75,404.43, 113,106.57 and 19,244.54

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Solution

The fourth proportional to 75,404.43, 113,106.57 and 19,244.54 is: 28,866.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,404.43 : 113,106.57 = 19,244.54 : x
  2. Step 2: Convert to fraction form
    75,404.43/113,106.57 = 19,244.54/x
  3. Step 3: Cross multiply
    75,404.43x = 113,106.57 × 19,244.54
  4. Step 4: Simplify right side
    75,404.43x = 2,176,683,910.63
  5. Step 5: Solve for x
    x = 2,176,683,910.63/75,404.43
  6. Step 6: Final answer
    x = 28,866.79

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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.