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Finding the Fourth Proportional to 68,809.12, 94,942.11 and 44,970.82

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Solution

The fourth proportional to 68,809.12, 94,942.11 and 44,970.82 is: 62,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,809.12 : 94,942.11 = 44,970.82 : x
  2. Step 2: Convert to fraction form
    68,809.12/94,942.11 = 44,970.82/x
  3. Step 3: Cross multiply
    68,809.12x = 94,942.11 × 44,970.82
  4. Step 4: Simplify right side
    68,809.12x = 4,269,624,539.23
  5. Step 5: Solve for x
    x = 4,269,624,539.23/68,809.12
  6. Step 6: Final answer
    x = 62,050.27

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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.