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Finding the Fourth Proportional to 146,525.40, 219,788.10 and 71,657.10

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Solution

The fourth proportional to 146,525.40, 219,788.10 and 71,657.10 is: 107,485.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,525.40 : 219,788.10 = 71,657.10 : x
  2. Step 2: Convert to fraction form
    146,525.40/219,788.10 = 71,657.10/x
  3. Step 3: Cross multiply
    146,525.40x = 219,788.10 × 71,657.10
  4. Step 4: Simplify right side
    146,525.40x = 15,749,377,860.51
  5. Step 5: Solve for x
    x = 15,749,377,860.51/146,525.40
  6. Step 6: Final answer
    x = 107,485.65

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