Home / 204,994.08-307,607.76-134,906.40

Finding the Fourth Proportional to 204,994.08, 307,607.76 and 134,906.40

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Solution

The fourth proportional to 204,994.08, 307,607.76 and 134,906.40 is: 202,436.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,994.08 : 307,607.76 = 134,906.40 : x
  2. Step 2: Convert to fraction form
    204,994.08/307,607.76 = 134,906.40/x
  3. Step 3: Cross multiply
    204,994.08x = 307,607.76 × 134,906.40
  4. Step 4: Simplify right side
    204,994.08x = 41,498,255,513.66
  5. Step 5: Solve for x
    x = 41,498,255,513.66/204,994.08
  6. Step 6: Final answer
    x = 202,436.36

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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.