Finding the Fourth Proportional to 197,537.12, 272,601.93 and 106,893.08
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Solution
The fourth proportional to 197,537.12, 272,601.93 and 106,893.08 is: 147,512.83
Step by Step Solution
- Step 1: Write the proportion equation
197,537.12 : 272,601.93 = 106,893.08 : x - Step 2: Convert to fraction form
197,537.12/272,601.93 = 106,893.08/x - Step 3: Cross multiply
197,537.12x = 272,601.93 × 106,893.08 - Step 4: Simplify right side
197,537.12x = 29,139,260,593.15 - Step 5: Solve for x
x = 29,139,260,593.15/197,537.12 - Step 6: Final answer
x = 147,512.83
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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.