Home / 209,629.36-289,282.19-116,494.77

Finding the Fourth Proportional to 209,629.36, 289,282.19 and 116,494.77

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Solution

The fourth proportional to 209,629.36, 289,282.19 and 116,494.77 is: 160,759.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,629.36 : 289,282.19 = 116,494.77 : x
  2. Step 2: Convert to fraction form
    209,629.36/289,282.19 = 116,494.77/x
  3. Step 3: Cross multiply
    209,629.36x = 289,282.19 × 116,494.77
  4. Step 4: Simplify right side
    209,629.36x = 33,699,862,189.15
  5. Step 5: Solve for x
    x = 33,699,862,189.15/209,629.36
  6. Step 6: Final answer
    x = 160,759.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.