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Finding the Fourth Proportional to 171,732.40, 257,598.60 and 53,415.70

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Solution

The fourth proportional to 171,732.40, 257,598.60 and 53,415.70 is: 80,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,732.40 : 257,598.60 = 53,415.70 : x
  2. Step 2: Convert to fraction form
    171,732.40/257,598.60 = 53,415.70/x
  3. Step 3: Cross multiply
    171,732.40x = 257,598.60 × 53,415.70
  4. Step 4: Simplify right side
    171,732.40x = 13,759,809,538.02
  5. Step 5: Solve for x
    x = 13,759,809,538.02/171,732.40
  6. Step 6: Final answer
    x = 80,123.55

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