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Finding the Fourth Proportional to 148,929.20, 223,393.80 and 65,985.20

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Solution

The fourth proportional to 148,929.20, 223,393.80 and 65,985.20 is: 98,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,929.20 : 223,393.80 = 65,985.20 : x
  2. Step 2: Convert to fraction form
    148,929.20/223,393.80 = 65,985.20/x
  3. Step 3: Cross multiply
    148,929.20x = 223,393.80 × 65,985.20
  4. Step 4: Simplify right side
    148,929.20x = 14,740,684,571.76
  5. Step 5: Solve for x
    x = 14,740,684,571.76/148,929.20
  6. Step 6: Final answer
    x = 98,977.80

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