Finding the Fourth Proportional to 219,961.36, 303,544.02 and 124,465.60
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Solution
The fourth proportional to 219,961.36, 303,544.02 and 124,465.60 is: 171,761.02
Step by Step Solution
- Step 1: Write the proportion equation
219,961.36 : 303,544.02 = 124,465.60 : x - Step 2: Convert to fraction form
219,961.36/303,544.02 = 124,465.60/x - Step 3: Cross multiply
219,961.36x = 303,544.02 × 124,465.60 - Step 4: Simplify right side
219,961.36x = 37,780,788,575.71 - Step 5: Solve for x
x = 37,780,788,575.71/219,961.36 - Step 6: Final answer
x = 171,761.02
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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.