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Finding the Fourth Proportional to 68,852.20, 94,980.90 and 44,992.84

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Solution

The fourth proportional to 68,852.20, 94,980.90 and 44,992.84 is: 62,067.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,852.20 : 94,980.90 = 44,992.84 : x
  2. Step 2: Convert to fraction form
    68,852.20/94,980.90 = 44,992.84/x
  3. Step 3: Cross multiply
    68,852.20x = 94,980.90 × 44,992.84
  4. Step 4: Simplify right side
    68,852.20x = 4,273,460,436.76
  5. Step 5: Solve for x
    x = 4,273,460,436.76/68,852.20
  6. Step 6: Final answer
    x = 62,067.16

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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.