Finding the Fourth Proportional to 88,057.58, 121,506.57 and 50,324.54
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Solution
The fourth proportional to 88,057.58, 121,506.57 and 50,324.54 is: 69,440.50
Step by Step Solution
- Step 1: Write the proportion equation
88,057.58 : 121,506.57 = 50,324.54 : x - Step 2: Convert to fraction form
88,057.58/121,506.57 = 50,324.54/x - Step 3: Cross multiply
88,057.58x = 121,506.57 × 50,324.54 - Step 4: Simplify right side
88,057.58x = 6,114,762,242.23 - Step 5: Solve for x
x = 6,114,762,242.23/88,057.58 - Step 6: Final answer
x = 69,440.50
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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.