Finding the Fourth Proportional to 245,546.70, 368,125.65 and 134,738.70
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Solution
The fourth proportional to 245,546.70, 368,125.65 and 134,738.70 is: 202,001.38
Step by Step Solution
- Step 1: Write the proportion equation
245,546.70 : 368,125.65 = 134,738.70 : x - Step 2: Convert to fraction form
245,546.70/368,125.65 = 134,738.70/x - Step 3: Cross multiply
245,546.70x = 368,125.65 × 134,738.70 - Step 4: Simplify right side
245,546.70x = 49,600,771,517.66 - Step 5: Solve for x
x = 49,600,771,517.66/245,546.70 - Step 6: Final answer
x = 202,001.38
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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.