Home / 230,682.13-318,541.58-144,789.97

Finding the Fourth Proportional to 230,682.13, 318,541.58 and 144,789.97

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Solution

The fourth proportional to 230,682.13, 318,541.58 and 144,789.97 is: 199,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,682.13 : 318,541.58 = 144,789.97 : x
  2. Step 2: Convert to fraction form
    230,682.13/318,541.58 = 144,789.97/x
  3. Step 3: Cross multiply
    230,682.13x = 318,541.58 × 144,789.97
  4. Step 4: Simplify right side
    230,682.13x = 46,121,625,811.95
  5. Step 5: Solve for x
    x = 46,121,625,811.95/230,682.13
  6. Step 6: Final answer
    x = 199,935.84

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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.