Finding the Fourth Proportional to 70,906.26, 106,377.84 and 26,536.50
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Solution
The fourth proportional to 70,906.26, 106,377.84 and 26,536.50 is: 39,811.65
Step by Step Solution
- Step 1: Write the proportion equation
70,906.26 : 106,377.84 = 26,536.50 : x - Step 2: Convert to fraction form
70,906.26/106,377.84 = 26,536.50/x - Step 3: Cross multiply
70,906.26x = 106,377.84 × 26,536.50 - Step 4: Simplify right side
70,906.26x = 2,822,895,551.16 - Step 5: Solve for x
x = 2,822,895,551.16/70,906.26 - Step 6: Final answer
x = 39,811.65
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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.