Finding the Fourth Proportional to 202,943.42, 304,433.05 and 53,183.12
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Solution
The fourth proportional to 202,943.42, 304,433.05 and 53,183.12 is: 79,779.38
Step by Step Solution
- Step 1: Write the proportion equation
202,943.42 : 304,433.05 = 53,183.12 : x - Step 2: Convert to fraction form
202,943.42/304,433.05 = 53,183.12/x - Step 3: Cross multiply
202,943.42x = 304,433.05 × 53,183.12 - Step 4: Simplify right side
202,943.42x = 16,190,700,058.24 - Step 5: Solve for x
x = 16,190,700,058.24/202,943.42 - Step 6: Final answer
x = 79,779.38
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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.