Finding the Fourth Proportional to 177,433.74, 266,006.70 and 121,131.99
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Solution
The fourth proportional to 177,433.74, 266,006.70 and 121,131.99 is: 181,599.74
Step by Step Solution
- Step 1: Write the proportion equation
177,433.74 : 266,006.70 = 121,131.99 : x - Step 2: Convert to fraction form
177,433.74/266,006.70 = 121,131.99/x - Step 3: Cross multiply
177,433.74x = 266,006.70 × 121,131.99 - Step 4: Simplify right side
177,433.74x = 32,221,920,924.33 - Step 5: Solve for x
x = 32,221,920,924.33/177,433.74 - Step 6: Final answer
x = 181,599.74
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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.