Finding the Fourth Proportional to 234,713.49, 323,904.78 and 127,283.49
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Solution
The fourth proportional to 234,713.49, 323,904.78 and 127,283.49 is: 175,651.31
Step by Step Solution
- Step 1: Write the proportion equation
234,713.49 : 323,904.78 = 127,283.49 : x - Step 2: Convert to fraction form
234,713.49/323,904.78 = 127,283.49/x - Step 3: Cross multiply
234,713.49x = 323,904.78 × 127,283.49 - Step 4: Simplify right side
234,713.49x = 41,227,730,826.08 - Step 5: Solve for x
x = 41,227,730,826.08/234,713.49 - Step 6: Final answer
x = 175,651.31
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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.