Finding the Fourth Proportional to 184,242.65, 275,921.09 and 105,116.99
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Solution
The fourth proportional to 184,242.65, 275,921.09 and 105,116.99 is: 157,422.80
Step by Step Solution
- Step 1: Write the proportion equation
184,242.65 : 275,921.09 = 105,116.99 : x - Step 2: Convert to fraction form
184,242.65/275,921.09 = 105,116.99/x - Step 3: Cross multiply
184,242.65x = 275,921.09 × 105,116.99 - Step 4: Simplify right side
184,242.65x = 29,003,992,947.32 - Step 5: Solve for x
x = 29,003,992,947.32/184,242.65 - Step 6: Final answer
x = 157,422.80
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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.