Finding the Fourth Proportional to 165,771.51, 248,658.99 and 132,701.79
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Solution
The fourth proportional to 165,771.51, 248,658.99 and 132,701.79 is: 199,054.07
Step by Step Solution
- Step 1: Write the proportion equation
165,771.51 : 248,658.99 = 132,701.79 : x - Step 2: Convert to fraction form
165,771.51/248,658.99 = 132,701.79/x - Step 3: Cross multiply
165,771.51x = 248,658.99 × 132,701.79 - Step 4: Simplify right side
165,771.51x = 32,997,493,072.59 - Step 5: Solve for x
x = 32,997,493,072.59/165,771.51 - Step 6: Final answer
x = 199,054.07
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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.