Finding the Fourth Proportional to 165,197.54, 227,965.28 and 93,576.12
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Solution
The fourth proportional to 165,197.54, 227,965.28 and 93,576.12 is: 129,130.90
Step by Step Solution
- Step 1: Write the proportion equation
165,197.54 : 227,965.28 = 93,576.12 : x - Step 2: Convert to fraction form
165,197.54/227,965.28 = 93,576.12/x - Step 3: Cross multiply
165,197.54x = 227,965.28 × 93,576.12 - Step 4: Simplify right side
165,197.54x = 21,332,105,929.23 - Step 5: Solve for x
x = 21,332,105,929.23/165,197.54 - Step 6: Final answer
x = 129,130.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.