Finding the Fourth Proportional to 192,977.67, 265,714.73 and 171,430.05
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Solution
The fourth proportional to 192,977.67, 265,714.73 and 171,430.05 is: 236,045.39
Step by Step Solution
- Step 1: Write the proportion equation
192,977.67 : 265,714.73 = 171,430.05 : x - Step 2: Convert to fraction form
192,977.67/265,714.73 = 171,430.05/x - Step 3: Cross multiply
192,977.67x = 265,714.73 × 171,430.05 - Step 4: Simplify right side
192,977.67x = 45,551,490,231.78 - Step 5: Solve for x
x = 45,551,490,231.78/192,977.67 - Step 6: Final answer
x = 236,045.39
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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.