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Finding the Fourth Proportional to 357,076.80, 535,615.20 and 107,726.40

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Solution

The fourth proportional to 357,076.80, 535,615.20 and 107,726.40 is: 161,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,076.80 : 535,615.20 = 107,726.40 : x
  2. Step 2: Convert to fraction form
    357,076.80/535,615.20 = 107,726.40/x
  3. Step 3: Cross multiply
    357,076.80x = 535,615.20 × 107,726.40
  4. Step 4: Simplify right side
    357,076.80x = 57,699,897,281.28
  5. Step 5: Solve for x
    x = 57,699,897,281.28/357,076.80
  6. Step 6: Final answer
    x = 161,589.60

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