Finding the Fourth Proportional to 151,831.80, 227,747.70 and 122,307.30
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Solution
The fourth proportional to 151,831.80, 227,747.70 and 122,307.30 is: 183,460.95
Step by Step Solution
- Step 1: Write the proportion equation
151,831.80 : 227,747.70 = 122,307.30 : x - Step 2: Convert to fraction form
151,831.80/227,747.70 = 122,307.30/x - Step 3: Cross multiply
151,831.80x = 227,747.70 × 122,307.30 - Step 4: Simplify right side
151,831.80x = 27,855,206,268.21 - Step 5: Solve for x
x = 27,855,206,268.21/151,831.80 - Step 6: Final answer
x = 183,460.95
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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.