Finding the Fourth Proportional to 84,574.22, 116,712.17 and 48,763.92
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Solution
The fourth proportional to 84,574.22, 116,712.17 and 48,763.92 is: 67,294.06
Step by Step Solution
- Step 1: Write the proportion equation
84,574.22 : 116,712.17 = 48,763.92 : x - Step 2: Convert to fraction form
84,574.22/116,712.17 = 48,763.92/x - Step 3: Cross multiply
84,574.22x = 116,712.17 × 48,763.92 - Step 4: Simplify right side
84,574.22x = 5,691,342,920.91 - Step 5: Solve for x
x = 5,691,342,920.91/84,574.22 - Step 6: Final answer
x = 67,294.06
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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.