Finding the Fourth Proportional to 164,905.49, 227,569.65 and 93,283.99
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Solution
The fourth proportional to 164,905.49, 227,569.65 and 93,283.99 is: 128,731.94
Step by Step Solution
- Step 1: Write the proportion equation
164,905.49 : 227,569.65 = 93,283.99 : x - Step 2: Convert to fraction form
164,905.49/227,569.65 = 93,283.99/x - Step 3: Cross multiply
164,905.49x = 227,569.65 × 93,283.99 - Step 4: Simplify right side
164,905.49x = 21,228,603,817.06 - Step 5: Solve for x
x = 21,228,603,817.06/164,905.49 - Step 6: Final answer
x = 128,731.94
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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.