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Finding the Fourth Proportional to 104,423.51, 144,104.45 and 56,676.87

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Solution

The fourth proportional to 104,423.51, 144,104.45 and 56,676.87 is: 78,214.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,423.51 : 144,104.45 = 56,676.87 : x
  2. Step 2: Convert to fraction form
    104,423.51/144,104.45 = 56,676.87/x
  3. Step 3: Cross multiply
    104,423.51x = 144,104.45 × 56,676.87
  4. Step 4: Simplify right side
    104,423.51x = 8,167,388,895.69
  5. Step 5: Solve for x
    x = 8,167,388,895.69/104,423.51
  6. Step 6: Final answer
    x = 78,214.08

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