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Finding the Fourth Proportional to 104,368.80, 144,029.52 and 56,622.24

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Solution

The fourth proportional to 104,368.80, 144,029.52 and 56,622.24 is: 78,139.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,368.80 : 144,029.52 = 56,622.24 : x
  2. Step 2: Convert to fraction form
    104,368.80/144,029.52 = 56,622.24/x
  3. Step 3: Cross multiply
    104,368.80x = 144,029.52 × 56,622.24
  4. Step 4: Simplify right side
    104,368.80x = 8,155,274,048.52
  5. Step 5: Solve for x
    x = 8,155,274,048.52/104,368.80
  6. Step 6: Final answer
    x = 78,139.00

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