Finding the Fourth Proportional to 122,593.48, 183,904.62 and 43,718.92
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Solution
The fourth proportional to 122,593.48, 183,904.62 and 43,718.92 is: 65,583.52
Step by Step Solution
- Step 1: Write the proportion equation
122,593.48 : 183,904.62 = 43,718.92 : x - Step 2: Convert to fraction form
122,593.48/183,904.62 = 43,718.92/x - Step 3: Cross multiply
122,593.48x = 183,904.62 × 43,718.92 - Step 4: Simplify right side
122,593.48x = 8,040,111,369.41 - Step 5: Solve for x
x = 8,040,111,369.41/122,593.48 - Step 6: Final answer
x = 65,583.52
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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.