Finding the Fourth Proportional to 227,447.63, 313,776.27 and 131,898.99
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Solution
The fourth proportional to 227,447.63, 313,776.27 and 131,898.99 is: 181,961.77
Step by Step Solution
- Step 1: Write the proportion equation
227,447.63 : 313,776.27 = 131,898.99 : x - Step 2: Convert to fraction form
227,447.63/313,776.27 = 131,898.99/x - Step 3: Cross multiply
227,447.63x = 313,776.27 × 131,898.99 - Step 4: Simplify right side
227,447.63x = 41,386,773,098.97 - Step 5: Solve for x
x = 41,386,773,098.97/227,447.63 - Step 6: Final answer
x = 181,961.77
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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.