Finding the Fourth Proportional to 171,283.30, 236,354.92 and 102,359.07
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Solution
The fourth proportional to 171,283.30, 236,354.92 and 102,359.07 is: 141,245.94
Step by Step Solution
- Step 1: Write the proportion equation
171,283.30 : 236,354.92 = 102,359.07 : x - Step 2: Convert to fraction form
171,283.30/236,354.92 = 102,359.07/x - Step 3: Cross multiply
171,283.30x = 236,354.92 × 102,359.07 - Step 4: Simplify right side
171,283.30x = 24,193,069,545.23 - Step 5: Solve for x
x = 24,193,069,545.23/171,283.30 - Step 6: Final answer
x = 141,245.94
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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.