Finding the Fourth Proportional to 177,349.20, 266,110.20 and 135,214.80
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Solution
The fourth proportional to 177,349.20, 266,110.20 and 135,214.80 is: 202,888.07
Step by Step Solution
- Step 1: Write the proportion equation
177,349.20 : 266,110.20 = 135,214.80 : x - Step 2: Convert to fraction form
177,349.20/266,110.20 = 135,214.80/x - Step 3: Cross multiply
177,349.20x = 266,110.20 × 135,214.80 - Step 4: Simplify right side
177,349.20x = 35,982,037,470.96 - Step 5: Solve for x
x = 35,982,037,470.96/177,349.20 - Step 6: Final answer
x = 202,888.07
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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.