Finding the Fourth Proportional to 213,176.08, 294,183.93 and 117,683.56
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Solution
The fourth proportional to 213,176.08, 294,183.93 and 117,683.56 is: 162,403.83
Step by Step Solution
- Step 1: Write the proportion equation
213,176.08 : 294,183.93 = 117,683.56 : x - Step 2: Convert to fraction form
213,176.08/294,183.93 = 117,683.56/x - Step 3: Cross multiply
213,176.08x = 294,183.93 × 117,683.56 - Step 4: Simplify right side
213,176.08x = 34,620,612,177.19 - Step 5: Solve for x
x = 34,620,612,177.19/213,176.08 - Step 6: Final answer
x = 162,403.83
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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.