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Finding the Fourth Proportional to 303,553.80, 455,330.70 and 93,164.40

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Solution

The fourth proportional to 303,553.80, 455,330.70 and 93,164.40 is: 139,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,553.80 : 455,330.70 = 93,164.40 : x
  2. Step 2: Convert to fraction form
    303,553.80/455,330.70 = 93,164.40/x
  3. Step 3: Cross multiply
    303,553.80x = 455,330.70 × 93,164.40
  4. Step 4: Simplify right side
    303,553.80x = 42,420,611,467.08
  5. Step 5: Solve for x
    x = 42,420,611,467.08/303,553.80
  6. Step 6: Final answer
    x = 139,746.60

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