Finding the Fourth Proportional to 79,752.24, 110,057.56 and 43,941.44
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Solution
The fourth proportional to 79,752.24, 110,057.56 and 43,941.44 is: 60,638.89
Step by Step Solution
- Step 1: Write the proportion equation
79,752.24 : 110,057.56 = 43,941.44 : x - Step 2: Convert to fraction form
79,752.24/110,057.56 = 43,941.44/x - Step 3: Cross multiply
79,752.24x = 110,057.56 × 43,941.44 - Step 4: Simplify right side
79,752.24x = 4,836,087,669.29 - Step 5: Solve for x
x = 4,836,087,669.29/79,752.24 - Step 6: Final answer
x = 60,638.89
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1.5x scale
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.