Finding the Fourth Proportional to 134,962.05, 202,486.80 and 40,193.02
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Solution
The fourth proportional to 134,962.05, 202,486.80 and 40,193.02 is: 60,302.55
Step by Step Solution
- Step 1: Write the proportion equation
134,962.05 : 202,486.80 = 40,193.02 : x - Step 2: Convert to fraction form
134,962.05/202,486.80 = 40,193.02/x - Step 3: Cross multiply
134,962.05x = 202,486.80 × 40,193.02 - Step 4: Simplify right side
134,962.05x = 8,138,556,405.97 - Step 5: Solve for x
x = 8,138,556,405.97/134,962.05 - Step 6: Final answer
x = 60,302.55
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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.