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Finding the Fourth Proportional to 157,980.55, 218,014.60 and 89,996.51

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Solution

The fourth proportional to 157,980.55, 218,014.60 and 89,996.51 is: 124,196.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,980.55 : 218,014.60 = 89,996.51 : x
  2. Step 2: Convert to fraction form
    157,980.55/218,014.60 = 89,996.51/x
  3. Step 3: Cross multiply
    157,980.55x = 218,014.60 × 89,996.51
  4. Step 4: Simplify right side
    157,980.55x = 19,620,553,955.32
  5. Step 5: Solve for x
    x = 19,620,553,955.32/157,980.55
  6. Step 6: Final answer
    x = 124,196.01

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