Finding the Fourth Proportional to 110,888.68, 166,343.82 and 104,909.80
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Solution
The fourth proportional to 110,888.68, 166,343.82 and 104,909.80 is: 157,374.92
Step by Step Solution
- Step 1: Write the proportion equation
110,888.68 : 166,343.82 = 104,909.80 : x - Step 2: Convert to fraction form
110,888.68/166,343.82 = 104,909.80/x - Step 3: Cross multiply
110,888.68x = 166,343.82 × 104,909.80 - Step 4: Simplify right side
110,888.68x = 17,451,096,887.44 - Step 5: Solve for x
x = 17,451,096,887.44/110,888.68 - Step 6: Final answer
x = 157,374.92
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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.