Finding the Fourth Proportional to 173,670.88, 239,678.69 and 97,197.64
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Solution
The fourth proportional to 173,670.88, 239,678.69 and 97,197.64 is: 134,139.95
Step by Step Solution
- Step 1: Write the proportion equation
173,670.88 : 239,678.69 = 97,197.64 : x - Step 2: Convert to fraction form
173,670.88/239,678.69 = 97,197.64/x - Step 3: Cross multiply
173,670.88x = 239,678.69 × 97,197.64 - Step 4: Simplify right side
173,670.88x = 23,296,203,026.29 - Step 5: Solve for x
x = 23,296,203,026.29/173,670.88 - Step 6: Final answer
x = 134,139.95
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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.