Finding the Fourth Proportional to 197,537.03, 272,602.75 and 115,914.09
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Solution
The fourth proportional to 197,537.03, 272,602.75 and 115,914.09 is: 159,962.41
Step by Step Solution
- Step 1: Write the proportion equation
197,537.03 : 272,602.75 = 115,914.09 : x - Step 2: Convert to fraction form
197,537.03/272,602.75 = 115,914.09/x - Step 3: Cross multiply
197,537.03x = 272,602.75 × 115,914.09 - Step 4: Simplify right side
197,537.03x = 31,598,499,114.17 - Step 5: Solve for x
x = 31,598,499,114.17/197,537.03 - Step 6: Final answer
x = 159,962.41
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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.