Finding the Fourth Proportional to 222,125.87, 306,214.86 and 158,352.95
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Solution
The fourth proportional to 222,125.87, 306,214.86 and 158,352.95 is: 218,299.77
Step by Step Solution
- Step 1: Write the proportion equation
222,125.87 : 306,214.86 = 158,352.95 : x - Step 2: Convert to fraction form
222,125.87/306,214.86 = 158,352.95/x - Step 3: Cross multiply
222,125.87x = 306,214.86 × 158,352.95 - Step 4: Simplify right side
222,125.87x = 48,490,026,586.55 - Step 5: Solve for x
x = 48,490,026,586.55/222,125.87 - Step 6: Final answer
x = 218,299.77
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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.