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Finding the Fourth Proportional to 101,899.56, 152,875.76 and 38,720.77

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Solution

The fourth proportional to 101,899.56, 152,875.76 and 38,720.77 is: 58,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,899.56 : 152,875.76 = 38,720.77 : x
  2. Step 2: Convert to fraction form
    101,899.56/152,875.76 = 38,720.77/x
  3. Step 3: Cross multiply
    101,899.56x = 152,875.76 × 38,720.77
  4. Step 4: Simplify right side
    101,899.56x = 5,919,467,429.43
  5. Step 5: Solve for x
    x = 5,919,467,429.43/101,899.56
  6. Step 6: Final answer
    x = 58,091.20

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