Finding the Fourth Proportional to 134,809.98, 202,238.74 and 46,042.68
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Solution
The fourth proportional to 134,809.98, 202,238.74 and 46,042.68 is: 69,072.14
Step by Step Solution
- Step 1: Write the proportion equation
134,809.98 : 202,238.74 = 46,042.68 : x - Step 2: Convert to fraction form
134,809.98/202,238.74 = 46,042.68/x - Step 3: Cross multiply
134,809.98x = 202,238.74 × 46,042.68 - Step 4: Simplify right side
134,809.98x = 9,311,613,589.42 - Step 5: Solve for x
x = 9,311,613,589.42/134,809.98 - Step 6: Final answer
x = 69,072.14
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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.