Home / 68,156.78-94,003.07-44,291.12

Finding the Fourth Proportional to 68,156.78, 94,003.07 and 44,291.12

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Solution

The fourth proportional to 68,156.78, 94,003.07 and 44,291.12 is: 61,087.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,156.78 : 94,003.07 = 44,291.12 : x
  2. Step 2: Convert to fraction form
    68,156.78/94,003.07 = 44,291.12/x
  3. Step 3: Cross multiply
    68,156.78x = 94,003.07 × 44,291.12
  4. Step 4: Simplify right side
    68,156.78x = 4,163,500,562.27
  5. Step 5: Solve for x
    x = 4,163,500,562.27/68,156.78
  6. Step 6: Final answer
    x = 61,087.11

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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.