Finding the Fourth Proportional to 202,397.10, 303,595.65 and 97,421.10
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Solution
The fourth proportional to 202,397.10, 303,595.65 and 97,421.10 is: 146,131.65
Step by Step Solution
- Step 1: Write the proportion equation
202,397.10 : 303,595.65 = 97,421.10 : x - Step 2: Convert to fraction form
202,397.10/303,595.65 = 97,421.10/x - Step 3: Cross multiply
202,397.10x = 303,595.65 × 97,421.10 - Step 4: Simplify right side
202,397.10x = 29,576,622,178.22 - Step 5: Solve for x
x = 29,576,622,178.22/202,397.10 - Step 6: Final answer
x = 146,131.65
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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.