Finding the Fourth Proportional to 100,372.26, 150,616.70 and 44,968.26
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Solution
The fourth proportional to 100,372.26, 150,616.70 and 44,968.26 is: 67,478.51
Step by Step Solution
- Step 1: Write the proportion equation
100,372.26 : 150,616.70 = 44,968.26 : x - Step 2: Convert to fraction form
100,372.26/150,616.70 = 44,968.26/x - Step 3: Cross multiply
100,372.26x = 150,616.70 × 44,968.26 - Step 4: Simplify right side
100,372.26x = 6,772,970,925.94 - Step 5: Solve for x
x = 6,772,970,925.94/100,372.26 - Step 6: Final answer
x = 67,478.51
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1.5x scale
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.