Home / 88,534.24-122,172.54-50,806

Finding the Fourth Proportional to 88,534.24, 122,172.54 and 50,806

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Solution

The fourth proportional to 88,534.24, 122,172.54 and 50,806 is: 70,109.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,534.24 : 122,172.54 = 50,806 : x
  2. Step 2: Convert to fraction form
    88,534.24/122,172.54 = 50,806/x
  3. Step 3: Cross multiply
    88,534.24x = 122,172.54 × 50,806
  4. Step 4: Simplify right side
    88,534.24x = 6,207,098,067.24
  5. Step 5: Solve for x
    x = 6,207,098,067.24/88,534.24
  6. Step 6: Final answer
    x = 70,109.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.