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Finding the Fourth Proportional to 186,980.25, 257,901.80 and 126,524.28

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Solution

The fourth proportional to 186,980.25, 257,901.80 and 126,524.28 is: 174,514.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,980.25 : 257,901.80 = 126,524.28 : x
  2. Step 2: Convert to fraction form
    186,980.25/257,901.80 = 126,524.28/x
  3. Step 3: Cross multiply
    186,980.25x = 257,901.80 × 126,524.28
  4. Step 4: Simplify right side
    186,980.25x = 32,630,838,923.08
  5. Step 5: Solve for x
    x = 32,630,838,923.08/186,980.25
  6. Step 6: Final answer
    x = 174,514.90

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