Finding the Fourth Proportional to 73,802.88, 101,847.91 and 40,268.88
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Solution
The fourth proportional to 73,802.88, 101,847.91 and 40,268.88 is: 55,571.02
Step by Step Solution
- Step 1: Write the proportion equation
73,802.88 : 101,847.91 = 40,268.88 : x - Step 2: Convert to fraction form
73,802.88/101,847.91 = 40,268.88/x - Step 3: Cross multiply
73,802.88x = 101,847.91 × 40,268.88 - Step 4: Simplify right side
73,802.88x = 4,101,301,266.04 - Step 5: Solve for x
x = 4,101,301,266.04/73,802.88 - Step 6: Final answer
x = 55,571.02
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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.