Finding the Fourth Proportional to 222,266.35, 306,726.97 and 120,292.02
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Solution
The fourth proportional to 222,266.35, 306,726.97 and 120,292.02 is: 166,002.67
Step by Step Solution
- Step 1: Write the proportion equation
222,266.35 : 306,726.97 = 120,292.02 : x - Step 2: Convert to fraction form
222,266.35/306,726.97 = 120,292.02/x - Step 3: Cross multiply
222,266.35x = 306,726.97 × 120,292.02 - Step 4: Simplify right side
222,266.35x = 36,896,806,809.78 - Step 5: Solve for x
x = 36,896,806,809.78/222,266.35 - Step 6: Final answer
x = 166,002.67
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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.