Home / 50,063.78-75,102.20-18,495.95

Finding the Fourth Proportional to 50,063.78, 75,102.20 and 18,495.95

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Solution

The fourth proportional to 50,063.78, 75,102.20 and 18,495.95 is: 27,746.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,063.78 : 75,102.20 = 18,495.95 : x
  2. Step 2: Convert to fraction form
    50,063.78/75,102.20 = 18,495.95/x
  3. Step 3: Cross multiply
    50,063.78x = 75,102.20 × 18,495.95
  4. Step 4: Simplify right side
    50,063.78x = 1,389,086,536.09
  5. Step 5: Solve for x
    x = 1,389,086,536.09/50,063.78
  6. Step 6: Final answer
    x = 27,746.34

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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.