Home / 92,949.40-139,270.20-53,437.60

Finding the Fourth Proportional to 92,949.40, 139,270.20 and 53,437.60

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Solution

The fourth proportional to 92,949.40, 139,270.20 and 53,437.60 is: 80,067.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,949.40 : 139,270.20 = 53,437.60 : x
  2. Step 2: Convert to fraction form
    92,949.40/139,270.20 = 53,437.60/x
  3. Step 3: Cross multiply
    92,949.40x = 139,270.20 × 53,437.60
  4. Step 4: Simplify right side
    92,949.40x = 7,442,265,239.52
  5. Step 5: Solve for x
    x = 7,442,265,239.52/92,949.40
  6. Step 6: Final answer
    x = 80,067.92

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