Home / 146,135.63-201,667.17-79,067.63

Finding the Fourth Proportional to 146,135.63, 201,667.17 and 79,067.63

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Solution

The fourth proportional to 146,135.63, 201,667.17 and 79,067.63 is: 109,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,135.63 : 201,667.17 = 79,067.63 : x
  2. Step 2: Convert to fraction form
    146,135.63/201,667.17 = 79,067.63/x
  3. Step 3: Cross multiply
    146,135.63x = 201,667.17 × 79,067.63
  4. Step 4: Simplify right side
    146,135.63x = 15,945,344,172.37
  5. Step 5: Solve for x
    x = 15,945,344,172.37/146,135.63
  6. Step 6: Final answer
    x = 109,113.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.