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Finding the Fourth Proportional to 104,681.40, 144,466.23 and 56,933.79

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Solution

The fourth proportional to 104,681.40, 144,466.23 and 56,933.79 is: 78,571.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,681.40 : 144,466.23 = 56,933.79 : x
  2. Step 2: Convert to fraction form
    104,681.40/144,466.23 = 56,933.79/x
  3. Step 3: Cross multiply
    104,681.40x = 144,466.23 × 56,933.79
  4. Step 4: Simplify right side
    104,681.40x = 8,225,010,000.91
  5. Step 5: Solve for x
    x = 8,225,010,000.91/104,681.40
  6. Step 6: Final answer
    x = 78,571.84

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