Home / 85,067.40-117,394.08-46,831.44

Finding the Fourth Proportional to 85,067.40, 117,394.08 and 46,831.44

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Solution

The fourth proportional to 85,067.40, 117,394.08 and 46,831.44 is: 64,627.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,067.40 : 117,394.08 = 46,831.44 : x
  2. Step 2: Convert to fraction form
    85,067.40/117,394.08 = 46,831.44/x
  3. Step 3: Cross multiply
    85,067.40x = 117,394.08 × 46,831.44
  4. Step 4: Simplify right side
    85,067.40x = 5,497,733,813.88
  5. Step 5: Solve for x
    x = 5,497,733,813.88/85,067.40
  6. Step 6: Final answer
    x = 64,627.98

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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.