Home / 207,914.50-311,824.71-95,486.64

Finding the Fourth Proportional to 207,914.50, 311,824.71 and 95,486.64

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Solution

The fourth proportional to 207,914.50, 311,824.71 and 95,486.64 is: 143,208.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,914.50 : 311,824.71 = 95,486.64 : x
  2. Step 2: Convert to fraction form
    207,914.50/311,824.71 = 95,486.64/x
  3. Step 3: Cross multiply
    207,914.50x = 311,824.71 × 95,486.64
  4. Step 4: Simplify right side
    207,914.50x = 29,775,093,826.87
  5. Step 5: Solve for x
    x = 29,775,093,826.87/207,914.50
  6. Step 6: Final answer
    x = 143,208.36

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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.