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Finding the Fourth Proportional to 130,025.40, 194,903.70 and 70,735.80

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Solution

The fourth proportional to 130,025.40, 194,903.70 and 70,735.80 is: 106,030.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,025.40 : 194,903.70 = 70,735.80 : x
  2. Step 2: Convert to fraction form
    130,025.40/194,903.70 = 70,735.80/x
  3. Step 3: Cross multiply
    130,025.40x = 194,903.70 × 70,735.80
  4. Step 4: Simplify right side
    130,025.40x = 13,786,669,142.46
  5. Step 5: Solve for x
    x = 13,786,669,142.46/130,025.40
  6. Step 6: Final answer
    x = 106,030.58

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