Home / 199,277.76-274,993.14-113,225.52

Finding the Fourth Proportional to 199,277.76, 274,993.14 and 113,225.52

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Solution

The fourth proportional to 199,277.76, 274,993.14 and 113,225.52 is: 156,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,277.76 : 274,993.14 = 113,225.52 : x
  2. Step 2: Convert to fraction form
    199,277.76/274,993.14 = 113,225.52/x
  3. Step 3: Cross multiply
    199,277.76x = 274,993.14 × 113,225.52
  4. Step 4: Simplify right side
    199,277.76x = 31,136,241,272.93
  5. Step 5: Solve for x
    x = 31,136,241,272.93/199,277.76
  6. Step 6: Final answer
    x = 156,245.44

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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.