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Finding the Fourth Proportional to 68,778.32, 94,955.48 and 44,944.88

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Solution

The fourth proportional to 68,778.32, 94,955.48 and 44,944.88 is: 62,050.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,778.32 : 94,955.48 = 44,944.88 : x
  2. Step 2: Convert to fraction form
    68,778.32/94,955.48 = 44,944.88/x
  3. Step 3: Cross multiply
    68,778.32x = 94,955.48 × 44,944.88
  4. Step 4: Simplify right side
    68,778.32x = 4,267,762,653.94
  5. Step 5: Solve for x
    x = 4,267,762,653.94/68,778.32
  6. Step 6: Final answer
    x = 62,050.99

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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.