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Finding the Fourth Proportional to 104,709.40, 157,064.10 and 83,973.40

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Solution

The fourth proportional to 104,709.40, 157,064.10 and 83,973.40 is: 125,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,709.40 : 157,064.10 = 83,973.40 : x
  2. Step 2: Convert to fraction form
    104,709.40/157,064.10 = 83,973.40/x
  3. Step 3: Cross multiply
    104,709.40x = 157,064.10 × 83,973.40
  4. Step 4: Simplify right side
    104,709.40x = 13,189,206,494.94
  5. Step 5: Solve for x
    x = 13,189,206,494.94/104,709.40
  6. Step 6: Final answer
    x = 125,960.10

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