Home / 192,389.37-265,496.90-107,506.43

Finding the Fourth Proportional to 192,389.37, 265,496.90 and 107,506.43

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Solution

The fourth proportional to 192,389.37, 265,496.90 and 107,506.43 is: 148,358.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,389.37 : 265,496.90 = 107,506.43 : x
  2. Step 2: Convert to fraction form
    192,389.37/265,496.90 = 107,506.43/x
  3. Step 3: Cross multiply
    192,389.37x = 265,496.90 × 107,506.43
  4. Step 4: Simplify right side
    192,389.37x = 28,542,623,895.07
  5. Step 5: Solve for x
    x = 28,542,623,895.07/192,389.37
  6. Step 6: Final answer
    x = 148,358.63

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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.