Home / 75,196.33-112,841.30-68,189.04

Finding the Fourth Proportional to 75,196.33, 112,841.30 and 68,189.04

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Solution

The fourth proportional to 75,196.33, 112,841.30 and 68,189.04 is: 102,326.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,196.33 : 112,841.30 = 68,189.04 : x
  2. Step 2: Convert to fraction form
    75,196.33/112,841.30 = 68,189.04/x
  3. Step 3: Cross multiply
    75,196.33x = 112,841.30 × 68,189.04
  4. Step 4: Simplify right side
    75,196.33x = 7,694,539,578.41
  5. Step 5: Solve for x
    x = 7,694,539,578.41/75,196.33
  6. Step 6: Final answer
    x = 102,326.00

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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.