Finding the Fourth Proportional to 91,233.30, 125,894.71 and 50,944.66
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Solution
The fourth proportional to 91,233.30, 125,894.71 and 50,944.66 is: 70,299.58
Step by Step Solution
- Step 1: Write the proportion equation
91,233.30 : 125,894.71 = 50,944.66 : x - Step 2: Convert to fraction form
91,233.30/125,894.71 = 50,944.66/x - Step 3: Cross multiply
91,233.30x = 125,894.71 × 50,944.66 - Step 4: Simplify right side
91,233.30x = 6,413,663,367.29 - Step 5: Solve for x
x = 6,413,663,367.29/91,233.30 - Step 6: Final answer
x = 70,299.58
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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.