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Finding the Fourth Proportional to 147,689.14, 203,808.40 and 84,025.58

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Solution

The fourth proportional to 147,689.14, 203,808.40 and 84,025.58 is: 115,953.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,689.14 : 203,808.40 = 84,025.58 : x
  2. Step 2: Convert to fraction form
    147,689.14/203,808.40 = 84,025.58/x
  3. Step 3: Cross multiply
    147,689.14x = 203,808.40 × 84,025.58
  4. Step 4: Simplify right side
    147,689.14x = 17,125,119,018.87
  5. Step 5: Solve for x
    x = 17,125,119,018.87/147,689.14
  6. Step 6: Final answer
    x = 115,953.81

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