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Finding the Fourth Proportional to 150,956.74, 208,100.75 and 105,493.57

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Solution

The fourth proportional to 150,956.74, 208,100.75 and 105,493.57 is: 145,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,956.74 : 208,100.75 = 105,493.57 : x
  2. Step 2: Convert to fraction form
    150,956.74/208,100.75 = 105,493.57/x
  3. Step 3: Cross multiply
    150,956.74x = 208,100.75 × 105,493.57
  4. Step 4: Simplify right side
    150,956.74x = 21,953,291,037.18
  5. Step 5: Solve for x
    x = 21,953,291,037.18/150,956.74
  6. Step 6: Final answer
    x = 145,427.70

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