Finding the Fourth Proportional to 197,194.88, 295,866.84 and 118,364.06
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Solution
The fourth proportional to 197,194.88, 295,866.84 and 118,364.06 is: 177,590.82
Step by Step Solution
- Step 1: Write the proportion equation
197,194.88 : 295,866.84 = 118,364.06 : x - Step 2: Convert to fraction form
197,194.88/295,866.84 = 118,364.06/x - Step 3: Cross multiply
197,194.88x = 295,866.84 × 118,364.06 - Step 4: Simplify right side
197,194.88x = 35,020,000,401.77 - Step 5: Solve for x
x = 35,020,000,401.77/197,194.88 - Step 6: Final answer
x = 177,590.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.