Finding the Fourth Proportional to 99,537.84, 149,233.56 and 46,918.80
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Solution
The fourth proportional to 99,537.84, 149,233.56 and 46,918.80 is: 70,343.70
Step by Step Solution
- Step 1: Write the proportion equation
99,537.84 : 149,233.56 = 46,918.80 : x - Step 2: Convert to fraction form
99,537.84/149,233.56 = 46,918.80/x - Step 3: Cross multiply
99,537.84x = 149,233.56 × 46,918.80 - Step 4: Simplify right side
99,537.84x = 7,001,859,554.93 - Step 5: Solve for x
x = 7,001,859,554.93/99,537.84 - Step 6: Final answer
x = 70,343.70
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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.