Home / 209,114.31-288,573.59-113,621.69

Finding the Fourth Proportional to 209,114.31, 288,573.59 and 113,621.69

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Solution

The fourth proportional to 209,114.31, 288,573.59 and 113,621.69 is: 156,795.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,114.31 : 288,573.59 = 113,621.69 : x
  2. Step 2: Convert to fraction form
    209,114.31/288,573.59 = 113,621.69/x
  3. Step 3: Cross multiply
    209,114.31x = 288,573.59 × 113,621.69
  4. Step 4: Simplify right side
    209,114.31x = 32,788,219,990.66
  5. Step 5: Solve for x
    x = 32,788,219,990.66/209,114.31
  6. Step 6: Final answer
    x = 156,795.68

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