Finding the Fourth Proportional to 88,655.68, 122,344.68 and 48,369.46
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Solution
The fourth proportional to 88,655.68, 122,344.68 and 48,369.46 is: 66,749.77
Step by Step Solution
- Step 1: Write the proportion equation
88,655.68 : 122,344.68 = 48,369.46 : x - Step 2: Convert to fraction form
88,655.68/122,344.68 = 48,369.46/x - Step 3: Cross multiply
88,655.68x = 122,344.68 × 48,369.46 - Step 4: Simplify right side
88,655.68x = 5,917,746,105.47 - Step 5: Solve for x
x = 5,917,746,105.47/88,655.68 - Step 6: Final answer
x = 66,749.77
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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.