Finding the Fourth Proportional to 215,177.54, 296,944.21 and 119,684.23
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Solution
The fourth proportional to 215,177.54, 296,944.21 and 119,684.23 is: 165,163.80
Step by Step Solution
- Step 1: Write the proportion equation
215,177.54 : 296,944.21 = 119,684.23 : x - Step 2: Convert to fraction form
215,177.54/296,944.21 = 119,684.23/x - Step 3: Cross multiply
215,177.54x = 296,944.21 × 119,684.23 - Step 4: Simplify right side
215,177.54x = 35,539,539,126.81 - Step 5: Solve for x
x = 35,539,539,126.81/215,177.54 - Step 6: Final answer
x = 165,163.80
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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.