Finding the Fourth Proportional to 166,107.70, 249,161.55 and 166,107.70
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Solution
The fourth proportional to 166,107.70, 249,161.55 and 166,107.70 is: 249,161.55
Step by Step Solution
- Step 1: Write the proportion equation
166,107.70 : 249,161.55 = 166,107.70 : x - Step 2: Convert to fraction form
166,107.70/249,161.55 = 166,107.70/x - Step 3: Cross multiply
166,107.70x = 249,161.55 × 166,107.70 - Step 4: Simplify right side
166,107.70x = 41,387,651,998.94 - Step 5: Solve for x
x = 41,387,651,998.94/166,107.70 - Step 6: Final answer
x = 249,161.55
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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.