Finding the Fourth Proportional to 207,527.91, 310,588.19 and 127,616.07
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Solution
The fourth proportional to 207,527.91, 310,588.19 and 127,616.07 is: 190,991.39
Step by Step Solution
- Step 1: Write the proportion equation
207,527.91 : 310,588.19 = 127,616.07 : x - Step 2: Convert to fraction form
207,527.91/310,588.19 = 127,616.07/x - Step 3: Cross multiply
207,527.91x = 310,588.19 × 127,616.07 - Step 4: Simplify right side
207,527.91x = 39,636,044,196.21 - Step 5: Solve for x
x = 39,636,044,196.21/207,527.91 - Step 6: Final answer
x = 190,991.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.