Finding the Fourth Proportional to 180,735.05, 249,414.36 and 100,174.68
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Solution
The fourth proportional to 180,735.05, 249,414.36 and 100,174.68 is: 138,241.06
Step by Step Solution
- Step 1: Write the proportion equation
180,735.05 : 249,414.36 = 100,174.68 : x - Step 2: Convert to fraction form
180,735.05/249,414.36 = 100,174.68/x - Step 3: Cross multiply
180,735.05x = 249,414.36 × 100,174.68 - Step 4: Simplify right side
180,735.05x = 24,985,004,345.34 - Step 5: Solve for x
x = 24,985,004,345.34/180,735.05 - Step 6: Final answer
x = 138,241.06
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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.