Home / 68,211.21-94,145.99-45,842.25

Finding the Fourth Proportional to 68,211.21, 94,145.99 and 45,842.25

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Solution

The fourth proportional to 68,211.21, 94,145.99 and 45,842.25 is: 63,272.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,211.21 : 94,145.99 = 45,842.25 : x
  2. Step 2: Convert to fraction form
    68,211.21/94,145.99 = 45,842.25/x
  3. Step 3: Cross multiply
    68,211.21x = 94,145.99 × 45,842.25
  4. Step 4: Simplify right side
    68,211.21x = 4,315,864,010.08
  5. Step 5: Solve for x
    x = 4,315,864,010.08/68,211.21
  6. Step 6: Final answer
    x = 63,272.06

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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.