Finding the Fourth Proportional to 177,486.99, 266,358.95 and 69,432.29
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Solution
The fourth proportional to 177,486.99, 266,358.95 and 69,432.29 is: 104,198.69
Step by Step Solution
- Step 1: Write the proportion equation
177,486.99 : 266,358.95 = 69,432.29 : x - Step 2: Convert to fraction form
177,486.99/266,358.95 = 69,432.29/x - Step 3: Cross multiply
177,486.99x = 266,358.95 × 69,432.29 - Step 4: Simplify right side
177,486.99x = 18,493,912,179.23 - Step 5: Solve for x
x = 18,493,912,179.23/177,486.99 - Step 6: Final answer
x = 104,198.69
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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.