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Finding the Fourth Proportional to 109,503.08, 164,024.87 and 69,501.49

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Solution

The fourth proportional to 109,503.08, 164,024.87 and 69,501.49 is: 104,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,503.08 : 164,024.87 = 69,501.49 : x
  2. Step 2: Convert to fraction form
    109,503.08/164,024.87 = 69,501.49/x
  3. Step 3: Cross multiply
    109,503.08x = 164,024.87 × 69,501.49
  4. Step 4: Simplify right side
    109,503.08x = 11,399,971,694.42
  5. Step 5: Solve for x
    x = 11,399,971,694.42/109,503.08
  6. Step 6: Final answer
    x = 104,106.40

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