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Finding the Fourth Proportional to 224,085.12, 309,235.80 and 123,483.12

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Solution

The fourth proportional to 224,085.12, 309,235.80 and 123,483.12 is: 170,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,085.12 : 309,235.80 = 123,483.12 : x
  2. Step 2: Convert to fraction form
    224,085.12/309,235.80 = 123,483.12/x
  3. Step 3: Cross multiply
    224,085.12x = 309,235.80 × 123,483.12
  4. Step 4: Simplify right side
    224,085.12x = 38,185,401,399.70
  5. Step 5: Solve for x
    x = 38,185,401,399.70/224,085.12
  6. Step 6: Final answer
    x = 170,405.79

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