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Finding the Fourth Proportional to 350,636.80, 525,825.60 and 113,987.20

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Solution

The fourth proportional to 350,636.80, 525,825.60 and 113,987.20 is: 170,938.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,636.80 : 525,825.60 = 113,987.20 : x
  2. Step 2: Convert to fraction form
    350,636.80/525,825.60 = 113,987.20/x
  3. Step 3: Cross multiply
    350,636.80x = 525,825.60 × 113,987.20
  4. Step 4: Simplify right side
    350,636.80x = 59,937,387,832.32
  5. Step 5: Solve for x
    x = 59,937,387,832.32/350,636.80
  6. Step 6: Final answer
    x = 170,938.67

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