Home / 192,396.21-265,504.81-107,513.27

Finding the Fourth Proportional to 192,396.21, 265,504.81 and 107,513.27

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Solution

The fourth proportional to 192,396.21, 265,504.81 and 107,513.27 is: 148,367.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,396.21 : 265,504.81 = 107,513.27 : x
  2. Step 2: Convert to fraction form
    192,396.21/265,504.81 = 107,513.27/x
  3. Step 3: Cross multiply
    192,396.21x = 265,504.81 × 107,513.27
  4. Step 4: Simplify right side
    192,396.21x = 28,545,289,786.26
  5. Step 5: Solve for x
    x = 28,545,289,786.26/192,396.21
  6. Step 6: Final answer
    x = 148,367.21

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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.