Home / 195,628.94-269,969.06-115,059.86

Finding the Fourth Proportional to 195,628.94, 269,969.06 and 115,059.86

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Solution

The fourth proportional to 195,628.94, 269,969.06 and 115,059.86 is: 158,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,628.94 : 269,969.06 = 115,059.86 : x
  2. Step 2: Convert to fraction form
    195,628.94/269,969.06 = 115,059.86/x
  3. Step 3: Cross multiply
    195,628.94x = 269,969.06 × 115,059.86
  4. Step 4: Simplify right side
    195,628.94x = 31,062,602,247.93
  5. Step 5: Solve for x
    x = 31,062,602,247.93/195,628.94
  6. Step 6: Final answer
    x = 158,783.27

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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.