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Finding the Fourth Proportional to 372,003.40, 558,134.70 and 161,792.20

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Solution

The fourth proportional to 372,003.40, 558,134.70 and 161,792.20 is: 242,744.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,003.40 : 558,134.70 = 161,792.20 : x
  2. Step 2: Convert to fraction form
    372,003.40/558,134.70 = 161,792.20/x
  3. Step 3: Cross multiply
    372,003.40x = 558,134.70 × 161,792.20
  4. Step 4: Simplify right side
    372,003.40x = 90,301,841,009.34
  5. Step 5: Solve for x
    x = 90,301,841,009.34/372,003.40
  6. Step 6: Final answer
    x = 242,744.67

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