Finding the Fourth Proportional to 236,738.70, 354,805.65 and 96,338.70
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Solution
The fourth proportional to 236,738.70, 354,805.65 and 96,338.70 is: 144,384.99
Step by Step Solution
- Step 1: Write the proportion equation
236,738.70 : 354,805.65 = 96,338.70 : x - Step 2: Convert to fraction form
236,738.70/354,805.65 = 96,338.70/x - Step 3: Cross multiply
236,738.70x = 354,805.65 × 96,338.70 - Step 4: Simplify right side
236,738.70x = 34,181,515,073.66 - Step 5: Solve for x
x = 34,181,515,073.66/236,738.70 - Step 6: Final answer
x = 144,384.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.