Finding the Fourth Proportional to 192,831.84, 266,110.92 and 116,354.88
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Solution
The fourth proportional to 192,831.84, 266,110.92 and 116,354.88 is: 160,571.53
Step by Step Solution
- Step 1: Write the proportion equation
192,831.84 : 266,110.92 = 116,354.88 : x - Step 2: Convert to fraction form
192,831.84/266,110.92 = 116,354.88/x - Step 3: Cross multiply
192,831.84x = 266,110.92 × 116,354.88 - Step 4: Simplify right side
192,831.84x = 30,963,304,163.29 - Step 5: Solve for x
x = 30,963,304,163.29/192,831.84 - Step 6: Final answer
x = 160,571.53
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1.5x scale
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.