Finding the Fourth Proportional to 134,516.94, 185,630.67 and 84,243.66
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Solution
The fourth proportional to 134,516.94, 185,630.67 and 84,243.66 is: 116,254.56
Step by Step Solution
- Step 1: Write the proportion equation
134,516.94 : 185,630.67 = 84,243.66 : x - Step 2: Convert to fraction form
134,516.94/185,630.67 = 84,243.66/x - Step 3: Cross multiply
134,516.94x = 185,630.67 × 84,243.66 - Step 4: Simplify right side
134,516.94x = 15,638,207,049.05 - Step 5: Solve for x
x = 15,638,207,049.05/134,516.94 - Step 6: Final answer
x = 116,254.56
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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.