Home / 204,831.14-307,035.60-78,436.86

Finding the Fourth Proportional to 204,831.14, 307,035.60 and 78,436.86

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Solution

The fourth proportional to 204,831.14, 307,035.60 and 78,436.86 is: 117,574.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,831.14 : 307,035.60 = 78,436.86 : x
  2. Step 2: Convert to fraction form
    204,831.14/307,035.60 = 78,436.86/x
  3. Step 3: Cross multiply
    204,831.14x = 307,035.60 × 78,436.86
  4. Step 4: Simplify right side
    204,831.14x = 24,082,908,372.22
  5. Step 5: Solve for x
    x = 24,082,908,372.22/204,831.14
  6. Step 6: Final answer
    x = 117,574.45

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