Home / 192,107.12-265,083.37-107,227.76

Finding the Fourth Proportional to 192,107.12, 265,083.37 and 107,227.76

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Solution

The fourth proportional to 192,107.12, 265,083.37 and 107,227.76 is: 147,960.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,107.12 : 265,083.37 = 107,227.76 : x
  2. Step 2: Convert to fraction form
    192,107.12/265,083.37 = 107,227.76/x
  3. Step 3: Cross multiply
    192,107.12x = 265,083.37 × 107,227.76
  4. Step 4: Simplify right side
    192,107.12x = 28,424,294,384.87
  5. Step 5: Solve for x
    x = 28,424,294,384.87/192,107.12
  6. Step 6: Final answer
    x = 147,960.65

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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.