Finding the Fourth Proportional to 73,382.68, 101,268.66 and 39,848.68
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Solution
The fourth proportional to 73,382.68, 101,268.66 and 39,848.68 is: 54,991.48
Step by Step Solution
- Step 1: Write the proportion equation
73,382.68 : 101,268.66 = 39,848.68 : x - Step 2: Convert to fraction form
73,382.68/101,268.66 = 39,848.68/x - Step 3: Cross multiply
73,382.68x = 101,268.66 × 39,848.68 - Step 4: Simplify right side
73,382.68x = 4,035,422,426.37 - Step 5: Solve for x
x = 4,035,422,426.37/73,382.68 - Step 6: Final answer
x = 54,991.48
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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.