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Finding the Fourth Proportional to 67,664.40, 101,453.40 and 28,237.20

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Solution

The fourth proportional to 67,664.40, 101,453.40 and 28,237.20 is: 42,337.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,664.40 : 101,453.40 = 28,237.20 : x
  2. Step 2: Convert to fraction form
    67,664.40/101,453.40 = 28,237.20/x
  3. Step 3: Cross multiply
    67,664.40x = 101,453.40 × 28,237.20
  4. Step 4: Simplify right side
    67,664.40x = 2,864,759,946.48
  5. Step 5: Solve for x
    x = 2,864,759,946.48/67,664.40
  6. Step 6: Final answer
    x = 42,337.77

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