Home / 68,118.32-102,187.06-23,738.70

Finding the Fourth Proportional to 68,118.32, 102,187.06 and 23,738.70

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Solution

The fourth proportional to 68,118.32, 102,187.06 and 23,738.70 is: 35,611.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,118.32 : 102,187.06 = 23,738.70 : x
  2. Step 2: Convert to fraction form
    68,118.32/102,187.06 = 23,738.70/x
  3. Step 3: Cross multiply
    68,118.32x = 102,187.06 × 23,738.70
  4. Step 4: Simplify right side
    68,118.32x = 2,425,787,961.22
  5. Step 5: Solve for x
    x = 2,425,787,961.22/68,118.32
  6. Step 6: Final answer
    x = 35,611.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.