Finding the Fourth Proportional to 135,031.98, 202,569.93 and 41,537.82
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Solution
The fourth proportional to 135,031.98, 202,569.93 and 41,537.82 is: 62,313.49
Step by Step Solution
- Step 1: Write the proportion equation
135,031.98 : 202,569.93 = 41,537.82 : x - Step 2: Convert to fraction form
135,031.98/202,569.93 = 41,537.82/x - Step 3: Cross multiply
135,031.98x = 202,569.93 × 41,537.82 - Step 4: Simplify right side
135,031.98x = 8,414,313,289.75 - Step 5: Solve for x
x = 8,414,313,289.75/135,031.98 - Step 6: Final answer
x = 62,313.49
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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.