Finding the Fourth Proportional to 97,006.05, 145,333.96 and 40,745.48
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Solution
The fourth proportional to 97,006.05, 145,333.96 and 40,745.48 is: 61,044.66
Step by Step Solution
- Step 1: Write the proportion equation
97,006.05 : 145,333.96 = 40,745.48 : x - Step 2: Convert to fraction form
97,006.05/145,333.96 = 40,745.48/x - Step 3: Cross multiply
97,006.05x = 145,333.96 × 40,745.48 - Step 4: Simplify right side
97,006.05x = 5,921,701,131.97 - Step 5: Solve for x
x = 5,921,701,131.97/97,006.05 - Step 6: Final answer
x = 61,044.66
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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.