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Finding the Fourth Proportional to 151,020.72, 208,419.42 and 90,593.88

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Solution

The fourth proportional to 151,020.72, 208,419.42 and 90,593.88 is: 125,026.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,020.72 : 208,419.42 = 90,593.88 : x
  2. Step 2: Convert to fraction form
    151,020.72/208,419.42 = 90,593.88/x
  3. Step 3: Cross multiply
    151,020.72x = 208,419.42 × 90,593.88
  4. Step 4: Simplify right side
    151,020.72x = 18,881,523,925.15
  5. Step 5: Solve for x
    x = 18,881,523,925.15/151,020.72
  6. Step 6: Final answer
    x = 125,026.05

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