Finding the Fourth Proportional to 239,881.49, 359,759.43 and 71,356.44
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Solution
The fourth proportional to 239,881.49, 359,759.43 and 71,356.44 is: 107,015.98
Step by Step Solution
- Step 1: Write the proportion equation
239,881.49 : 359,759.43 = 71,356.44 : x - Step 2: Convert to fraction form
239,881.49/359,759.43 = 71,356.44/x - Step 3: Cross multiply
239,881.49x = 359,759.43 × 71,356.44 - Step 4: Simplify right side
239,881.49x = 25,671,152,181.23 - Step 5: Solve for x
x = 25,671,152,181.23/239,881.49 - Step 6: Final answer
x = 107,015.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.