Finding the Fourth Proportional to 193,713.49, 290,617.08 and 67,335.49
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Solution
The fourth proportional to 193,713.49, 290,617.08 and 67,335.49 is: 101,019.52
Step by Step Solution
- Step 1: Write the proportion equation
193,713.49 : 290,617.08 = 67,335.49 : x - Step 2: Convert to fraction form
193,713.49/290,617.08 = 67,335.49/x - Step 3: Cross multiply
193,713.49x = 290,617.08 × 67,335.49 - Step 4: Simplify right side
193,713.49x = 19,568,843,484.17 - Step 5: Solve for x
x = 19,568,843,484.17/193,713.49 - Step 6: Final answer
x = 101,019.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.