Home / 68,568.41-94,586.33-39,884.84

Finding the Fourth Proportional to 68,568.41, 94,586.33 and 39,884.84

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Solution

The fourth proportional to 68,568.41, 94,586.33 and 39,884.84 is: 55,018.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,568.41 : 94,586.33 = 39,884.84 : x
  2. Step 2: Convert to fraction form
    68,568.41/94,586.33 = 39,884.84/x
  3. Step 3: Cross multiply
    68,568.41x = 94,586.33 × 39,884.84
  4. Step 4: Simplify right side
    68,568.41x = 3,772,560,638.24
  5. Step 5: Solve for x
    x = 3,772,560,638.24/68,568.41
  6. Step 6: Final answer
    x = 55,018.93

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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.