Home / 199,177.35-274,845.06-117,503.88

Finding the Fourth Proportional to 199,177.35, 274,845.06 and 117,503.88

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Solution

The fourth proportional to 199,177.35, 274,845.06 and 117,503.88 is: 162,143.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,177.35 : 274,845.06 = 117,503.88 : x
  2. Step 2: Convert to fraction form
    199,177.35/274,845.06 = 117,503.88/x
  3. Step 3: Cross multiply
    199,177.35x = 274,845.06 × 117,503.88
  4. Step 4: Simplify right side
    199,177.35x = 32,295,360,948.83
  5. Step 5: Solve for x
    x = 32,295,360,948.83/199,177.35
  6. Step 6: Final answer
    x = 162,143.74

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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.