Finding the Fourth Proportional to 205,194.06, 283,194.63 and 120,319.02
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Solution
The fourth proportional to 205,194.06, 283,194.63 and 120,319.02 is: 166,055.98
Step by Step Solution
- Step 1: Write the proportion equation
205,194.06 : 283,194.63 = 120,319.02 : x - Step 2: Convert to fraction form
205,194.06/283,194.63 = 120,319.02/x - Step 3: Cross multiply
205,194.06x = 283,194.63 × 120,319.02 - Step 4: Simplify right side
205,194.06x = 34,073,700,350.86 - Step 5: Solve for x
x = 34,073,700,350.86/205,194.06 - Step 6: Final answer
x = 166,055.98
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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.