Finding the Fourth Proportional to 191,383.29, 263,835.23 and 134,618.49
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Solution
The fourth proportional to 191,383.29, 263,835.23 and 134,618.49 is: 185,580.99
Step by Step Solution
- Step 1: Write the proportion equation
191,383.29 : 263,835.23 = 134,618.49 : x - Step 2: Convert to fraction form
191,383.29/263,835.23 = 134,618.49/x - Step 3: Cross multiply
191,383.29x = 263,835.23 × 134,618.49 - Step 4: Simplify right side
191,383.29x = 35,517,099,598.31 - Step 5: Solve for x
x = 35,517,099,598.31/191,383.29 - Step 6: Final answer
x = 185,580.99
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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.