Home / 68,299.10-94,250.28-39,619.33

Finding the Fourth Proportional to 68,299.10, 94,250.28 and 39,619.33

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Solution

The fourth proportional to 68,299.10, 94,250.28 and 39,619.33 is: 54,673.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,299.10 : 94,250.28 = 39,619.33 : x
  2. Step 2: Convert to fraction form
    68,299.10/94,250.28 = 39,619.33/x
  3. Step 3: Cross multiply
    68,299.10x = 94,250.28 × 39,619.33
  4. Step 4: Simplify right side
    68,299.10x = 3,734,132,858.86
  5. Step 5: Solve for x
    x = 3,734,132,858.86/68,299.10
  6. Step 6: Final answer
    x = 54,673.24

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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.