Finding the Fourth Proportional to 173,743.36, 239,617.84 and 133,554.40
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Solution
The fourth proportional to 173,743.36, 239,617.84 and 133,554.40 is: 184,191.31
Step by Step Solution
- Step 1: Write the proportion equation
173,743.36 : 239,617.84 = 133,554.40 : x - Step 2: Convert to fraction form
173,743.36/239,617.84 = 133,554.40/x - Step 3: Cross multiply
173,743.36x = 239,617.84 × 133,554.40 - Step 4: Simplify right side
173,743.36x = 32,002,016,850.50 - Step 5: Solve for x
x = 32,002,016,850.50/173,743.36 - Step 6: Final answer
x = 184,191.31
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1.5x scale
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.