Finding the Fourth Proportional to 164,903.49, 227,566.89 and 93,281.99
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Solution
The fourth proportional to 164,903.49, 227,566.89 and 93,281.99 is: 128,729.18
Step by Step Solution
- Step 1: Write the proportion equation
164,903.49 : 227,566.89 = 93,281.99 : x - Step 2: Convert to fraction form
164,903.49/227,566.89 = 93,281.99/x - Step 3: Cross multiply
164,903.49x = 227,566.89 × 93,281.99 - Step 4: Simplify right side
164,903.49x = 21,227,891,219.48 - Step 5: Solve for x
x = 21,227,891,219.48/164,903.49 - Step 6: Final answer
x = 128,729.18
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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.