Finding the Fourth Proportional to 173,863.70, 239,988.93 and 102,240.26
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Solution
The fourth proportional to 173,863.70, 239,988.93 and 102,240.26 is: 141,125.09
Step by Step Solution
- Step 1: Write the proportion equation
173,863.70 : 239,988.93 = 102,240.26 : x - Step 2: Convert to fraction form
173,863.70/239,988.93 = 102,240.26/x - Step 3: Cross multiply
173,863.70x = 239,988.93 × 102,240.26 - Step 4: Simplify right side
173,863.70x = 24,536,530,600.32 - Step 5: Solve for x
x = 24,536,530,600.32/173,863.70 - Step 6: Final answer
x = 141,125.09
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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.