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Finding the Fourth Proportional to 157,666.89, 236,359.68 and 57,803.78

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Solution

The fourth proportional to 157,666.89, 236,359.68 and 57,803.78 is: 86,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,666.89 : 236,359.68 = 57,803.78 : x
  2. Step 2: Convert to fraction form
    157,666.89/236,359.68 = 57,803.78/x
  3. Step 3: Cross multiply
    157,666.89x = 236,359.68 × 57,803.78
  4. Step 4: Simplify right side
    157,666.89x = 13,662,481,761.79
  5. Step 5: Solve for x
    x = 13,662,481,761.79/157,666.89
  6. Step 6: Final answer
    x = 86,654.10

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