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Finding the Fourth Proportional to 61,438.57, 92,180.04 and 21,463.46

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Solution

The fourth proportional to 61,438.57, 92,180.04 and 21,463.46 is: 32,202.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,438.57 : 92,180.04 = 21,463.46 : x
  2. Step 2: Convert to fraction form
    61,438.57/92,180.04 = 21,463.46/x
  3. Step 3: Cross multiply
    61,438.57x = 92,180.04 × 21,463.46
  4. Step 4: Simplify right side
    61,438.57x = 1,978,502,405.63
  5. Step 5: Solve for x
    x = 1,978,502,405.63/61,438.57
  6. Step 6: Final answer
    x = 32,202.94

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