Home / 68,839.94-103,248.57-22,086.74

Finding the Fourth Proportional to 68,839.94, 103,248.57 and 22,086.74

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Solution

The fourth proportional to 68,839.94, 103,248.57 and 22,086.74 is: 33,126.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,839.94 : 103,248.57 = 22,086.74 : x
  2. Step 2: Convert to fraction form
    68,839.94/103,248.57 = 22,086.74/x
  3. Step 3: Cross multiply
    68,839.94x = 103,248.57 × 22,086.74
  4. Step 4: Simplify right side
    68,839.94x = 2,280,424,320.96
  5. Step 5: Solve for x
    x = 2,280,424,320.96/68,839.94
  6. Step 6: Final answer
    x = 33,126.47

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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.