Finding the Fourth Proportional to 122,598.40, 169,261.26 and 97,207.32
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Solution
The fourth proportional to 122,598.40, 169,261.26 and 97,207.32 is: 134,205.94
Step by Step Solution
- Step 1: Write the proportion equation
122,598.40 : 169,261.26 = 97,207.32 : x - Step 2: Convert to fraction form
122,598.40/169,261.26 = 97,207.32/x - Step 3: Cross multiply
122,598.40x = 169,261.26 × 97,207.32 - Step 4: Simplify right side
122,598.40x = 16,453,433,464.42 - Step 5: Solve for x
x = 16,453,433,464.42/122,598.40 - Step 6: Final answer
x = 134,205.94
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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.