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Finding the Fourth Proportional to 202,616.98, 303,830.01 and 118,401.48

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Solution

The fourth proportional to 202,616.98, 303,830.01 and 118,401.48 is: 177,546.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,616.98 : 303,830.01 = 118,401.48 : x
  2. Step 2: Convert to fraction form
    202,616.98/303,830.01 = 118,401.48/x
  3. Step 3: Cross multiply
    202,616.98x = 303,830.01 × 118,401.48
  4. Step 4: Simplify right side
    202,616.98x = 35,973,922,852.41
  5. Step 5: Solve for x
    x = 35,973,922,852.41/202,616.98
  6. Step 6: Final answer
    x = 177,546.44

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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.