Finding the Fourth Proportional to 177,408.80, 266,242.80 and 124,920.80
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Solution
The fourth proportional to 177,408.80, 266,242.80 and 124,920.80 is: 187,472.46
Step by Step Solution
- Step 1: Write the proportion equation
177,408.80 : 266,242.80 = 124,920.80 : x - Step 2: Convert to fraction form
177,408.80/266,242.80 = 124,920.80/x - Step 3: Cross multiply
177,408.80x = 266,242.80 × 124,920.80 - Step 4: Simplify right side
177,408.80x = 33,259,263,570.24 - Step 5: Solve for x
x = 33,259,263,570.24/177,408.80 - Step 6: Final answer
x = 187,472.46
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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.