Home / 193,067.04-266,432.16-117,615.54

Finding the Fourth Proportional to 193,067.04, 266,432.16 and 117,615.54

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Solution

The fourth proportional to 193,067.04, 266,432.16 and 117,615.54 is: 162,309.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,067.04 : 266,432.16 = 117,615.54 : x
  2. Step 2: Convert to fraction form
    193,067.04/266,432.16 = 117,615.54/x
  3. Step 3: Cross multiply
    193,067.04x = 266,432.16 × 117,615.54
  4. Step 4: Simplify right side
    193,067.04x = 31,336,562,371.77
  5. Step 5: Solve for x
    x = 31,336,562,371.77/193,067.04
  6. Step 6: Final answer
    x = 162,309.23

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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.