Finding the Fourth Proportional to 197,307.03, 272,283.33 and 106,663.05
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Solution
The fourth proportional to 197,307.03, 272,283.33 and 106,663.05 is: 147,194.81
Step by Step Solution
- Step 1: Write the proportion equation
197,307.03 : 272,283.33 = 106,663.05 : x - Step 2: Convert to fraction form
197,307.03/272,283.33 = 106,663.05/x - Step 3: Cross multiply
197,307.03x = 272,283.33 × 106,663.05 - Step 4: Simplify right side
197,307.03x = 29,042,570,441.96 - Step 5: Solve for x
x = 29,042,570,441.96/197,307.03 - Step 6: Final answer
x = 147,194.81
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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.