Finding the Fourth Proportional to 84,207.17, 116,192.65 and 48,390.26
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Solution
The fourth proportional to 84,207.17, 116,192.65 and 48,390.26 is: 66,770.95
Step by Step Solution
- Step 1: Write the proportion equation
84,207.17 : 116,192.65 = 48,390.26 : x - Step 2: Convert to fraction form
84,207.17/116,192.65 = 48,390.26/x - Step 3: Cross multiply
84,207.17x = 116,192.65 × 48,390.26 - Step 4: Simplify right side
84,207.17x = 5,622,592,722.06 - Step 5: Solve for x
x = 5,622,592,722.06/84,207.17 - Step 6: Final answer
x = 66,770.95
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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.