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Finding the Fourth Proportional to 68,380.36, 94,290.51 and 44,462.68

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Solution

The fourth proportional to 68,380.36, 94,290.51 and 44,462.68 is: 61,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,380.36 : 94,290.51 = 44,462.68 : x
  2. Step 2: Convert to fraction form
    68,380.36/94,290.51 = 44,462.68/x
  3. Step 3: Cross multiply
    68,380.36x = 94,290.51 × 44,462.68
  4. Step 4: Simplify right side
    68,380.36x = 4,192,408,724.29
  5. Step 5: Solve for x
    x = 4,192,408,724.29/68,380.36
  6. Step 6: Final answer
    x = 61,310.13

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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.