Finding the Fourth Proportional to 84,195.90, 126,292.77 and 24,225.84
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Solution
The fourth proportional to 84,195.90, 126,292.77 and 24,225.84 is: 36,338.45
Step by Step Solution
- Step 1: Write the proportion equation
84,195.90 : 126,292.77 = 24,225.84 : x - Step 2: Convert to fraction form
84,195.90/126,292.77 = 24,225.84/x - Step 3: Cross multiply
84,195.90x = 126,292.77 × 24,225.84 - Step 4: Simplify right side
84,195.90x = 3,059,548,439.18 - Step 5: Solve for x
x = 3,059,548,439.18/84,195.90 - Step 6: Final answer
x = 36,338.45
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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.