Home / 83,042.64-124,249.57-50,907.42

Finding the Fourth Proportional to 83,042.64, 124,249.57 and 50,907.42

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Solution

The fourth proportional to 83,042.64, 124,249.57 and 50,907.42 is: 76,168.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,042.64 : 124,249.57 = 50,907.42 : x
  2. Step 2: Convert to fraction form
    83,042.64/124,249.57 = 50,907.42/x
  3. Step 3: Cross multiply
    83,042.64x = 124,249.57 × 50,907.42
  4. Step 4: Simplify right side
    83,042.64x = 6,325,224,917.54
  5. Step 5: Solve for x
    x = 6,325,224,917.54/83,042.64
  6. Step 6: Final answer
    x = 76,168.40

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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.