Finding the Fourth Proportional to 202,389.35, 303,670.43 and 97,154.15
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Solution
The fourth proportional to 202,389.35, 303,670.43 and 97,154.15 is: 145,772.70
Step by Step Solution
- Step 1: Write the proportion equation
202,389.35 : 303,670.43 = 97,154.15 : x - Step 2: Convert to fraction form
202,389.35/303,670.43 = 97,154.15/x - Step 3: Cross multiply
202,389.35x = 303,670.43 × 97,154.15 - Step 4: Simplify right side
202,389.35x = 29,502,842,021.01 - Step 5: Solve for x
x = 29,502,842,021.01/202,389.35 - Step 6: Final answer
x = 145,772.70
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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.