Home / 213,182.27-294,189.63-117,686.91

Finding the Fourth Proportional to 213,182.27, 294,189.63 and 117,686.91

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Solution

The fourth proportional to 213,182.27, 294,189.63 and 117,686.91 is: 162,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,182.27 : 294,189.63 = 117,686.91 : x
  2. Step 2: Convert to fraction form
    213,182.27/294,189.63 = 117,686.91/x
  3. Step 3: Cross multiply
    213,182.27x = 294,189.63 × 117,686.91
  4. Step 4: Simplify right side
    213,182.27x = 34,622,268,067.42
  5. Step 5: Solve for x
    x = 34,622,268,067.42/213,182.27
  6. Step 6: Final answer
    x = 162,406.89

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