Home / 49,744.13-68,692.50-31,600.71

Finding the Fourth Proportional to 49,744.13, 68,692.50 and 31,600.71

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Solution

The fourth proportional to 49,744.13, 68,692.50 and 31,600.71 is: 43,637.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,744.13 : 68,692.50 = 31,600.71 : x
  2. Step 2: Convert to fraction form
    49,744.13/68,692.50 = 31,600.71/x
  3. Step 3: Cross multiply
    49,744.13x = 68,692.50 × 31,600.71
  4. Step 4: Simplify right side
    49,744.13x = 2,170,731,632.58
  5. Step 5: Solve for x
    x = 2,170,731,632.58/49,744.13
  6. Step 6: Final answer
    x = 43,637.95

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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.