Home / 109,394.97-164,093.76-30,504.39

Finding the Fourth Proportional to 109,394.97, 164,093.76 and 30,504.39

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Solution

The fourth proportional to 109,394.97, 164,093.76 and 30,504.39 is: 45,756.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,394.97 : 164,093.76 = 30,504.39 : x
  2. Step 2: Convert to fraction form
    109,394.97/164,093.76 = 30,504.39/x
  3. Step 3: Cross multiply
    109,394.97x = 164,093.76 × 30,504.39
  4. Step 4: Simplify right side
    109,394.97x = 5,005,580,051.61
  5. Step 5: Solve for x
    x = 5,005,580,051.61/109,394.97
  6. Step 6: Final answer
    x = 45,756.95

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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.