Finding the Fourth Proportional to 240,671.40, 332,129.12 and 133,243.08
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Solution
The fourth proportional to 240,671.40, 332,129.12 and 133,243.08 is: 183,876.88
Step by Step Solution
- Step 1: Write the proportion equation
240,671.40 : 332,129.12 = 133,243.08 : x - Step 2: Convert to fraction form
240,671.40/332,129.12 = 133,243.08/x - Step 3: Cross multiply
240,671.40x = 332,129.12 × 133,243.08 - Step 4: Simplify right side
240,671.40x = 44,253,906,906.49 - Step 5: Solve for x
x = 44,253,906,906.49/240,671.40 - Step 6: Final answer
x = 183,876.88
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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.