Home / 202,600.75-303,914.08-77,941.75

Finding the Fourth Proportional to 202,600.75, 303,914.08 and 77,941.75

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Solution

The fourth proportional to 202,600.75, 303,914.08 and 77,941.75 is: 116,917.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,600.75 : 303,914.08 = 77,941.75 : x
  2. Step 2: Convert to fraction form
    202,600.75/303,914.08 = 77,941.75/x
  3. Step 3: Cross multiply
    202,600.75x = 303,914.08 × 77,941.75
  4. Step 4: Simplify right side
    202,600.75x = 23,687,594,582.48
  5. Step 5: Solve for x
    x = 23,687,594,582.48/202,600.75
  6. Step 6: Final answer
    x = 116,917.61

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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.