Home / 102,727.07-141,806.97-62,453.69

Finding the Fourth Proportional to 102,727.07, 141,806.97 and 62,453.69

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Solution

The fourth proportional to 102,727.07, 141,806.97 and 62,453.69 is: 86,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,727.07 : 141,806.97 = 62,453.69 : x
  2. Step 2: Convert to fraction form
    102,727.07/141,806.97 = 62,453.69/x
  3. Step 3: Cross multiply
    102,727.07x = 141,806.97 × 62,453.69
  4. Step 4: Simplify right side
    102,727.07x = 8,856,367,835.18
  5. Step 5: Solve for x
    x = 8,856,367,835.18/102,727.07
  6. Step 6: Final answer
    x = 86,212.60

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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.