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Finding the Fourth Proportional to 188,423.70, 282,635.55 and 186,455.40

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Solution

The fourth proportional to 188,423.70, 282,635.55 and 186,455.40 is: 279,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,423.70 : 282,635.55 = 186,455.40 : x
  2. Step 2: Convert to fraction form
    188,423.70/282,635.55 = 186,455.40/x
  3. Step 3: Cross multiply
    188,423.70x = 282,635.55 × 186,455.40
  4. Step 4: Simplify right side
    188,423.70x = 52,698,924,529.47
  5. Step 5: Solve for x
    x = 52,698,924,529.47/188,423.70
  6. Step 6: Final answer
    x = 279,683.10

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