Home / 113,613.12-170,231.34-69,105.24

Finding the Fourth Proportional to 113,613.12, 170,231.34 and 69,105.24

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Solution

The fourth proportional to 113,613.12, 170,231.34 and 69,105.24 is: 103,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,613.12 : 170,231.34 = 69,105.24 : x
  2. Step 2: Convert to fraction form
    113,613.12/170,231.34 = 69,105.24/x
  3. Step 3: Cross multiply
    113,613.12x = 170,231.34 × 69,105.24
  4. Step 4: Simplify right side
    113,613.12x = 11,763,877,606.22
  5. Step 5: Solve for x
    x = 11,763,877,606.22/113,613.12
  6. Step 6: Final answer
    x = 103,543.30

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