Home / 116,659.20-174,988.80-42,777.60

Finding the Fourth Proportional to 116,659.20, 174,988.80 and 42,777.60

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Solution

The fourth proportional to 116,659.20, 174,988.80 and 42,777.60 is: 64,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,659.20 : 174,988.80 = 42,777.60 : x
  2. Step 2: Convert to fraction form
    116,659.20/174,988.80 = 42,777.60/x
  3. Step 3: Cross multiply
    116,659.20x = 174,988.80 × 42,777.60
  4. Step 4: Simplify right side
    116,659.20x = 7,485,600,890.88
  5. Step 5: Solve for x
    x = 7,485,600,890.88/116,659.20
  6. Step 6: Final answer
    x = 64,166.40

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