Finding the Fourth Proportional to 180,358.03, 248,872.20 and 103,901.88
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Solution
The fourth proportional to 180,358.03, 248,872.20 and 103,901.88 is: 143,371.99
Step by Step Solution
- Step 1: Write the proportion equation
180,358.03 : 248,872.20 = 103,901.88 : x - Step 2: Convert to fraction form
180,358.03/248,872.20 = 103,901.88/x - Step 3: Cross multiply
180,358.03x = 248,872.20 × 103,901.88 - Step 4: Simplify right side
180,358.03x = 25,858,289,459.74 - Step 5: Solve for x
x = 25,858,289,459.74/180,358.03 - Step 6: Final answer
x = 143,371.99
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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.