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Finding the Fourth Proportional to 161,734.80, 242,602.20 and 83,002.80

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Solution

The fourth proportional to 161,734.80, 242,602.20 and 83,002.80 is: 124,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,734.80 : 242,602.20 = 83,002.80 : x
  2. Step 2: Convert to fraction form
    161,734.80/242,602.20 = 83,002.80/x
  3. Step 3: Cross multiply
    161,734.80x = 242,602.20 × 83,002.80
  4. Step 4: Simplify right side
    161,734.80x = 20,136,661,886.16
  5. Step 5: Solve for x
    x = 20,136,661,886.16/161,734.80
  6. Step 6: Final answer
    x = 124,504.20

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