Finding the Fourth Proportional to 173,246.02, 239,308.96 and 139,382.08
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Solution
The fourth proportional to 173,246.02, 239,308.96 and 139,382.08 is: 192,531.87
Step by Step Solution
- Step 1: Write the proportion equation
173,246.02 : 239,308.96 = 139,382.08 : x - Step 2: Convert to fraction form
173,246.02/239,308.96 = 139,382.08/x - Step 3: Cross multiply
173,246.02x = 239,308.96 × 139,382.08 - Step 4: Simplify right side
173,246.02x = 33,355,380,607.44 - Step 5: Solve for x
x = 33,355,380,607.44/173,246.02 - Step 6: Final answer
x = 192,531.87
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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.