Finding the Fourth Proportional to 151,811.26, 227,154.93 and 121,733.52
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Solution
The fourth proportional to 151,811.26, 227,154.93 and 121,733.52 is: 182,149.66
Step by Step Solution
- Step 1: Write the proportion equation
151,811.26 : 227,154.93 = 121,733.52 : x - Step 2: Convert to fraction form
151,811.26/227,154.93 = 121,733.52/x - Step 3: Cross multiply
151,811.26x = 227,154.93 × 121,733.52 - Step 4: Simplify right side
151,811.26x = 27,652,369,214.25 - Step 5: Solve for x
x = 27,652,369,214.25/151,811.26 - Step 6: Final answer
x = 182,149.66
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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.