Home / 192,617.15-265,797.23-107,717.81

Finding the Fourth Proportional to 192,617.15, 265,797.23 and 107,717.81

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Solution

The fourth proportional to 192,617.15, 265,797.23 and 107,717.81 is: 148,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,617.15 : 265,797.23 = 107,717.81 : x
  2. Step 2: Convert to fraction form
    192,617.15/265,797.23 = 107,717.81/x
  3. Step 3: Cross multiply
    192,617.15x = 265,797.23 × 107,717.81
  4. Step 4: Simplify right side
    192,617.15x = 28,631,096,453.45
  5. Step 5: Solve for x
    x = 28,631,096,453.45/192,617.15
  6. Step 6: Final answer
    x = 148,642.51

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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.