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Finding the Fourth Proportional to 202,594.05, 303,705.32 and 77,841.09

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Solution

The fourth proportional to 202,594.05, 303,705.32 and 77,841.09 is: 116,690.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,594.05 : 303,705.32 = 77,841.09 : x
  2. Step 2: Convert to fraction form
    202,594.05/303,705.32 = 77,841.09/x
  3. Step 3: Cross multiply
    202,594.05x = 303,705.32 × 77,841.09
  4. Step 4: Simplify right side
    202,594.05x = 23,640,752,758.39
  5. Step 5: Solve for x
    x = 23,640,752,758.39/202,594.05
  6. Step 6: Final answer
    x = 116,690.26

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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.