Finding the Fourth Proportional to 234,086.05, 322,951.35 and 153,558.28
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Solution
The fourth proportional to 234,086.05, 322,951.35 and 153,558.28 is: 211,853.09
Step by Step Solution
- Step 1: Write the proportion equation
234,086.05 : 322,951.35 = 153,558.28 : x - Step 2: Convert to fraction form
234,086.05/322,951.35 = 153,558.28/x - Step 3: Cross multiply
234,086.05x = 322,951.35 × 153,558.28 - Step 4: Simplify right side
234,086.05x = 49,591,853,829.68 - Step 5: Solve for x
x = 49,591,853,829.68/234,086.05 - Step 6: Final answer
x = 211,853.09
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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.