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Finding the Fourth Proportional to 137,966.63, 190,398.44 and 77,548.91

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Solution

The fourth proportional to 137,966.63, 190,398.44 and 77,548.91 is: 107,020.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,966.63 : 190,398.44 = 77,548.91 : x
  2. Step 2: Convert to fraction form
    137,966.63/190,398.44 = 77,548.91/x
  3. Step 3: Cross multiply
    137,966.63x = 190,398.44 × 77,548.91
  4. Step 4: Simplify right side
    137,966.63x = 14,765,191,099.96
  5. Step 5: Solve for x
    x = 14,765,191,099.96/137,966.63
  6. Step 6: Final answer
    x = 107,020.02

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