Home / 195,133.44-269,327.64-118,636.38

Finding the Fourth Proportional to 195,133.44, 269,327.64 and 118,636.38

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Solution

The fourth proportional to 195,133.44, 269,327.64 and 118,636.38 is: 163,744.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,133.44 : 269,327.64 = 118,636.38 : x
  2. Step 2: Convert to fraction form
    195,133.44/269,327.64 = 118,636.38/x
  3. Step 3: Cross multiply
    195,133.44x = 269,327.64 × 118,636.38
  4. Step 4: Simplify right side
    195,133.44x = 31,952,056,243.54
  5. Step 5: Solve for x
    x = 31,952,056,243.54/195,133.44
  6. Step 6: Final answer
    x = 163,744.65

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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.