Finding the Fourth Proportional to 175,701.38, 263,276.11 and 135,818.09
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Solution
The fourth proportional to 175,701.38, 263,276.11 and 135,818.09 is: 203,513.82
Step by Step Solution
- Step 1: Write the proportion equation
175,701.38 : 263,276.11 = 135,818.09 : x - Step 2: Convert to fraction form
175,701.38/263,276.11 = 135,818.09/x - Step 3: Cross multiply
175,701.38x = 263,276.11 × 135,818.09 - Step 4: Simplify right side
175,701.38x = 35,757,658,402.83 - Step 5: Solve for x
x = 35,757,658,402.83/175,701.38 - Step 6: Final answer
x = 203,513.82
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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.