Finding the Fourth Proportional to 148,708.63, 223,063.09 and 122,357.98
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Solution
The fourth proportional to 148,708.63, 223,063.09 and 122,357.98 is: 183,537.09
Step by Step Solution
- Step 1: Write the proportion equation
148,708.63 : 223,063.09 = 122,357.98 : x - Step 2: Convert to fraction form
148,708.63/223,063.09 = 122,357.98/x - Step 3: Cross multiply
148,708.63x = 223,063.09 × 122,357.98 - Step 4: Simplify right side
148,708.63x = 27,293,548,799.06 - Step 5: Solve for x
x = 27,293,548,799.06/148,708.63 - Step 6: Final answer
x = 183,537.09
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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.