Finding the Fourth Proportional to 69,612.56, 104,396.94 and 22,854.56
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Solution
The fourth proportional to 69,612.56, 104,396.94 and 22,854.56 is: 34,274.65
Step by Step Solution
- Step 1: Write the proportion equation
69,612.56 : 104,396.94 = 22,854.56 : x - Step 2: Convert to fraction form
69,612.56/104,396.94 = 22,854.56/x - Step 3: Cross multiply
69,612.56x = 104,396.94 × 22,854.56 - Step 4: Simplify right side
69,612.56x = 2,385,946,129.05 - Step 5: Solve for x
x = 2,385,946,129.05/69,612.56 - Step 6: Final answer
x = 34,274.65
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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.