Finding the Fourth Proportional to 88,794.74, 122,534.74 and 48,508.68
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Solution
The fourth proportional to 88,794.74, 122,534.74 and 48,508.68 is: 66,940.89
Step by Step Solution
- Step 1: Write the proportion equation
88,794.74 : 122,534.74 = 48,508.68 : x - Step 2: Convert to fraction form
88,794.74/122,534.74 = 48,508.68/x - Step 3: Cross multiply
88,794.74x = 122,534.74 × 48,508.68 - Step 4: Simplify right side
88,794.74x = 5,943,998,491.54 - Step 5: Solve for x
x = 5,943,998,491.54/88,794.74 - Step 6: Final answer
x = 66,940.89
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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.