Finding the Fourth Proportional to 202,332.20, 303,498.30 and 97,125.80
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Solution
The fourth proportional to 202,332.20, 303,498.30 and 97,125.80 is: 145,688.70
Step by Step Solution
- Step 1: Write the proportion equation
202,332.20 : 303,498.30 = 97,125.80 : x - Step 2: Convert to fraction form
202,332.20/303,498.30 = 97,125.80/x - Step 3: Cross multiply
202,332.20x = 303,498.30 × 97,125.80 - Step 4: Simplify right side
202,332.20x = 29,477,515,186.14 - Step 5: Solve for x
x = 29,477,515,186.14/202,332.20 - Step 6: Final answer
x = 145,688.70
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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.