Home / 195,827.21-270,239.25-109,785.77

Finding the Fourth Proportional to 195,827.21, 270,239.25 and 109,785.77

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Solution

The fourth proportional to 195,827.21, 270,239.25 and 109,785.77 is: 151,503.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,827.21 : 270,239.25 = 109,785.77 : x
  2. Step 2: Convert to fraction form
    195,827.21/270,239.25 = 109,785.77/x
  3. Step 3: Cross multiply
    195,827.21x = 270,239.25 × 109,785.77
  4. Step 4: Simplify right side
    195,827.21x = 29,668,424,145.47
  5. Step 5: Solve for x
    x = 29,668,424,145.47/195,827.21
  6. Step 6: Final answer
    x = 151,503.07

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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.