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Finding the Fourth Proportional to 102,620.10, 153,602.10 and 73,095.60

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Solution

The fourth proportional to 102,620.10, 153,602.10 and 73,095.60 is: 109,409.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,620.10 : 153,602.10 = 73,095.60 : x
  2. Step 2: Convert to fraction form
    102,620.10/153,602.10 = 73,095.60/x
  3. Step 3: Cross multiply
    102,620.10x = 153,602.10 × 73,095.60
  4. Step 4: Simplify right side
    102,620.10x = 11,227,637,660.76
  5. Step 5: Solve for x
    x = 11,227,637,660.76/102,620.10
  6. Step 6: Final answer
    x = 109,409.73

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