Finding the Fourth Proportional to 222,154.84, 306,566.05 and 126,692.26
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Solution
The fourth proportional to 222,154.84, 306,566.05 and 126,692.26 is: 174,830.96
Step by Step Solution
- Step 1: Write the proportion equation
222,154.84 : 306,566.05 = 126,692.26 : x - Step 2: Convert to fraction form
222,154.84/306,566.05 = 126,692.26/x - Step 3: Cross multiply
222,154.84x = 306,566.05 × 126,692.26 - Step 4: Simplify right side
222,154.84x = 38,839,543,547.48 - Step 5: Solve for x
x = 38,839,543,547.48/222,154.84 - Step 6: Final answer
x = 174,830.96
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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.