Home / 68,454.72-94,428.09-41,211.86

Finding the Fourth Proportional to 68,454.72, 94,428.09 and 41,211.86

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Solution

The fourth proportional to 68,454.72, 94,428.09 and 41,211.86 is: 56,848.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,454.72 : 94,428.09 = 41,211.86 : x
  2. Step 2: Convert to fraction form
    68,454.72/94,428.09 = 41,211.86/x
  3. Step 3: Cross multiply
    68,454.72x = 94,428.09 × 41,211.86
  4. Step 4: Simplify right side
    68,454.72x = 3,891,556,753.01
  5. Step 5: Solve for x
    x = 3,891,556,753.01/68,454.72
  6. Step 6: Final answer
    x = 56,848.63

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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.