Home / 106,444.97-159,341.38-68,930.39

Finding the Fourth Proportional to 106,444.97, 159,341.38 and 68,930.39

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Solution

The fourth proportional to 106,444.97, 159,341.38 and 68,930.39 is: 103,184.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,444.97 : 159,341.38 = 68,930.39 : x
  2. Step 2: Convert to fraction form
    106,444.97/159,341.38 = 68,930.39/x
  3. Step 3: Cross multiply
    106,444.97x = 159,341.38 × 68,930.39
  4. Step 4: Simplify right side
    106,444.97x = 10,983,463,692.57
  5. Step 5: Solve for x
    x = 10,983,463,692.57/106,444.97
  6. Step 6: Final answer
    x = 103,184.43

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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.