Finding the Fourth Proportional to 166,581.90, 249,381.99 and 107,241.30
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Solution
The fourth proportional to 166,581.90, 249,381.99 and 107,241.30 is: 160,545.95
Step by Step Solution
- Step 1: Write the proportion equation
166,581.90 : 249,381.99 = 107,241.30 : x - Step 2: Convert to fraction form
166,581.90/249,381.99 = 107,241.30/x - Step 3: Cross multiply
166,581.90x = 249,381.99 × 107,241.30 - Step 4: Simplify right side
166,581.90x = 26,744,048,804.19 - Step 5: Solve for x
x = 26,744,048,804.19/166,581.90 - Step 6: Final answer
x = 160,545.95
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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.