Home / 85,067.36-117,394.08-46,831.36

Finding the Fourth Proportional to 85,067.36, 117,394.08 and 46,831.36

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Solution

The fourth proportional to 85,067.36, 117,394.08 and 46,831.36 is: 64,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,067.36 : 117,394.08 = 46,831.36 : x
  2. Step 2: Convert to fraction form
    85,067.36/117,394.08 = 46,831.36/x
  3. Step 3: Cross multiply
    85,067.36x = 117,394.08 × 46,831.36
  4. Step 4: Simplify right side
    85,067.36x = 5,497,724,422.35
  5. Step 5: Solve for x
    x = 5,497,724,422.35/85,067.36
  6. Step 6: Final answer
    x = 64,627.90

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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.