Finding the Fourth Proportional to 199,346.41, 299,192.37 and 104,643.54
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Solution
The fourth proportional to 199,346.41, 299,192.37 and 104,643.54 is: 157,055.99
Step by Step Solution
- Step 1: Write the proportion equation
199,346.41 : 299,192.37 = 104,643.54 : x - Step 2: Convert to fraction form
199,346.41/299,192.37 = 104,643.54/x - Step 3: Cross multiply
199,346.41x = 299,192.37 × 104,643.54 - Step 4: Simplify right side
199,346.41x = 31,308,546,718.61 - Step 5: Solve for x
x = 31,308,546,718.61/199,346.41 - Step 6: Final answer
x = 157,055.99
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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.