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Finding the Fourth Proportional to 130,021.47, 195,022.49 and 46,915.47

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Solution

The fourth proportional to 130,021.47, 195,022.49 and 46,915.47 is: 70,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,021.47 : 195,022.49 = 46,915.47 : x
  2. Step 2: Convert to fraction form
    130,021.47/195,022.49 = 46,915.47/x
  3. Step 3: Cross multiply
    130,021.47x = 195,022.49 × 46,915.47
  4. Step 4: Simplify right side
    130,021.47x = 9,149,571,544.34
  5. Step 5: Solve for x
    x = 9,149,571,544.34/130,021.47
  6. Step 6: Final answer
    x = 70,369.70

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