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Finding the Fourth Proportional to 176,978, 244,229.64 and 97,490

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Solution

The fourth proportional to 176,978, 244,229.64 and 97,490 is: 134,536.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,978 : 244,229.64 = 97,490 : x
  2. Step 2: Convert to fraction form
    176,978/244,229.64 = 97,490/x
  3. Step 3: Cross multiply
    176,978x = 244,229.64 × 97,490
  4. Step 4: Simplify right side
    176,978x = 23,809,947,603.60
  5. Step 5: Solve for x
    x = 23,809,947,603.60/176,978
  6. Step 6: Final answer
    x = 134,536.20

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