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Finding the Fourth Proportional to 68,381.30, 94,291.80 and 44,463.62

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Solution

The fourth proportional to 68,381.30, 94,291.80 and 44,463.62 is: 61,311.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,381.30 : 94,291.80 = 44,463.62 : x
  2. Step 2: Convert to fraction form
    68,381.30/94,291.80 = 44,463.62/x
  3. Step 3: Cross multiply
    68,381.30x = 94,291.80 × 44,463.62
  4. Step 4: Simplify right side
    68,381.30x = 4,192,555,000.05
  5. Step 5: Solve for x
    x = 4,192,555,000.05/68,381.30
  6. Step 6: Final answer
    x = 61,311.42

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1.5x scale

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.