Home / 68,211.22-94,146-45,842.26

Finding the Fourth Proportional to 68,211.22, 94,146 and 45,842.26

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Solution

The fourth proportional to 68,211.22, 94,146 and 45,842.26 is: 63,272.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,211.22 : 94,146 = 45,842.26 : x
  2. Step 2: Convert to fraction form
    68,211.22/94,146 = 45,842.26/x
  3. Step 3: Cross multiply
    68,211.22x = 94,146 × 45,842.26
  4. Step 4: Simplify right side
    68,211.22x = 4,315,865,409.96
  5. Step 5: Solve for x
    x = 4,315,865,409.96/68,211.22
  6. Step 6: Final answer
    x = 63,272.07

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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.