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Finding the Fourth Proportional to 186,540.76, 257,425.86 and 101,657.62

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Solution

The fourth proportional to 186,540.76, 257,425.86 and 101,657.62 is: 140,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,540.76 : 257,425.86 = 101,657.62 : x
  2. Step 2: Convert to fraction form
    186,540.76/257,425.86 = 101,657.62/x
  3. Step 3: Cross multiply
    186,540.76x = 257,425.86 × 101,657.62
  4. Step 4: Simplify right side
    186,540.76x = 26,169,300,254.05
  5. Step 5: Solve for x
    x = 26,169,300,254.05/186,540.76
  6. Step 6: Final answer
    x = 140,287.30

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