Finding the Fourth Proportional to 165,136.60, 227,884.64 and 97,157.96
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Solution
The fourth proportional to 165,136.60, 227,884.64 and 97,157.96 is: 134,075.71
Step by Step Solution
- Step 1: Write the proportion equation
165,136.60 : 227,884.64 = 97,157.96 : x - Step 2: Convert to fraction form
165,136.60/227,884.64 = 97,157.96/x - Step 3: Cross multiply
165,136.60x = 227,884.64 × 97,157.96 - Step 4: Simplify right side
165,136.60x = 22,140,805,872.68 - Step 5: Solve for x
x = 22,140,805,872.68/165,136.60 - Step 6: Final answer
x = 134,075.71
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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.