Finding the Fourth Proportional to 110,706.44, 152,679.96 and 72,941
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Solution
The fourth proportional to 110,706.44, 152,679.96 and 72,941 is: 100,596.04
Step by Step Solution
- Step 1: Write the proportion equation
110,706.44 : 152,679.96 = 72,941 : x - Step 2: Convert to fraction form
110,706.44/152,679.96 = 72,941/x - Step 3: Cross multiply
110,706.44x = 152,679.96 × 72,941 - Step 4: Simplify right side
110,706.44x = 11,136,628,962.36 - Step 5: Solve for x
x = 11,136,628,962.36/110,706.44 - Step 6: Final answer
x = 100,596.04
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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.