Finding the Fourth Proportional to 167,135.29, 230,632.99 and 91,683.79
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Solution
The fourth proportional to 167,135.29, 230,632.99 and 91,683.79 is: 126,516.11
Step by Step Solution
- Step 1: Write the proportion equation
167,135.29 : 230,632.99 = 91,683.79 : x - Step 2: Convert to fraction form
167,135.29/230,632.99 = 91,683.79/x - Step 3: Cross multiply
167,135.29x = 230,632.99 × 91,683.79 - Step 4: Simplify right side
167,135.29x = 21,145,306,622.23 - Step 5: Solve for x
x = 21,145,306,622.23/167,135.29 - Step 6: Final answer
x = 126,516.11
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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.