Home / 208,708.37-313,087.49-73,744.50

Finding the Fourth Proportional to 208,708.37, 313,087.49 and 73,744.50

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Solution

The fourth proportional to 208,708.37, 313,087.49 and 73,744.50 is: 110,625.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,708.37 : 313,087.49 = 73,744.50 : x
  2. Step 2: Convert to fraction form
    208,708.37/313,087.49 = 73,744.50/x
  3. Step 3: Cross multiply
    208,708.37x = 313,087.49 × 73,744.50
  4. Step 4: Simplify right side
    208,708.37x = 23,088,480,037.58
  5. Step 5: Solve for x
    x = 23,088,480,037.58/208,708.37
  6. Step 6: Final answer
    x = 110,625.56

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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.