Home / 179,899.56-248,211.72-103,414.68

Finding the Fourth Proportional to 179,899.56, 248,211.72 and 103,414.68

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Solution

The fourth proportional to 179,899.56, 248,211.72 and 103,414.68 is: 142,683.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,899.56 : 248,211.72 = 103,414.68 : x
  2. Step 2: Convert to fraction form
    179,899.56/248,211.72 = 103,414.68/x
  3. Step 3: Cross multiply
    179,899.56x = 248,211.72 × 103,414.68
  4. Step 4: Simplify right side
    179,899.56x = 25,668,735,596.05
  5. Step 5: Solve for x
    x = 25,668,735,596.05/179,899.56
  6. Step 6: Final answer
    x = 142,683.70

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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.