Finding the Fourth Proportional to 195,507.70, 292,758.88 and 135,450.63
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Solution
The fourth proportional to 195,507.70, 292,758.88 and 135,450.63 is: 202,827.69
Step by Step Solution
- Step 1: Write the proportion equation
195,507.70 : 292,758.88 = 135,450.63 : x - Step 2: Convert to fraction form
195,507.70/292,758.88 = 135,450.63/x - Step 3: Cross multiply
195,507.70x = 292,758.88 × 135,450.63 - Step 4: Simplify right side
195,507.70x = 39,654,375,030.39 - Step 5: Solve for x
x = 39,654,375,030.39/195,507.70 - Step 6: Final answer
x = 202,827.69
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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.