Finding the Fourth Proportional to 88,604.76, 122,274.59 and 48,317.48
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Solution
The fourth proportional to 88,604.76, 122,274.59 and 48,317.48 is: 66,678.14
Step by Step Solution
- Step 1: Write the proportion equation
88,604.76 : 122,274.59 = 48,317.48 : x - Step 2: Convert to fraction form
88,604.76/122,274.59 = 48,317.48/x - Step 3: Cross multiply
88,604.76x = 122,274.59 × 48,317.48 - Step 4: Simplify right side
88,604.76x = 5,908,000,483.31 - Step 5: Solve for x
x = 5,908,000,483.31/88,604.76 - Step 6: Final answer
x = 66,678.14
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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.