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Finding the Fourth Proportional to 148,970.30, 223,455.45 and 142,058.30

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Solution

The fourth proportional to 148,970.30, 223,455.45 and 142,058.30 is: 213,087.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,970.30 : 223,455.45 = 142,058.30 : x
  2. Step 2: Convert to fraction form
    148,970.30/223,455.45 = 142,058.30/x
  3. Step 3: Cross multiply
    148,970.30x = 223,455.45 × 142,058.30
  4. Step 4: Simplify right side
    148,970.30x = 31,743,701,352.74
  5. Step 5: Solve for x
    x = 31,743,701,352.74/148,970.30
  6. Step 6: Final answer
    x = 213,087.45

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