Finding the Fourth Proportional to 205,364.48, 283,246.08 and 141,808.64
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Solution
The fourth proportional to 205,364.48, 283,246.08 and 141,808.64 is: 195,587.58
Step by Step Solution
- Step 1: Write the proportion equation
205,364.48 : 283,246.08 = 141,808.64 : x - Step 2: Convert to fraction form
205,364.48/283,246.08 = 141,808.64/x - Step 3: Cross multiply
205,364.48x = 283,246.08 × 141,808.64 - Step 4: Simplify right side
205,364.48x = 40,166,741,390.13 - Step 5: Solve for x
x = 40,166,741,390.13/205,364.48 - Step 6: Final answer
x = 195,587.58
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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.