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Finding the Fourth Proportional to 113,810.60, 170,498.30 and 61,202.60

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Solution

The fourth proportional to 113,810.60, 170,498.30 and 61,202.60 is: 91,686.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,810.60 : 170,498.30 = 61,202.60 : x
  2. Step 2: Convert to fraction form
    113,810.60/170,498.30 = 61,202.60/x
  3. Step 3: Cross multiply
    113,810.60x = 170,498.30 × 61,202.60
  4. Step 4: Simplify right side
    113,810.60x = 10,434,939,255.58
  5. Step 5: Solve for x
    x = 10,434,939,255.58/113,810.60
  6. Step 6: Final answer
    x = 91,686.88

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