Finding the Fourth Proportional to 177,963.18, 266,649.21 and 125,261.82
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Solution
The fourth proportional to 177,963.18, 266,649.21 and 125,261.82 is: 187,684.70
Step by Step Solution
- Step 1: Write the proportion equation
177,963.18 : 266,649.21 = 125,261.82 : x - Step 2: Convert to fraction form
177,963.18/266,649.21 = 125,261.82/x - Step 3: Cross multiply
177,963.18x = 266,649.21 × 125,261.82 - Step 4: Simplify right side
177,963.18x = 33,400,965,346.16 - Step 5: Solve for x
x = 33,400,965,346.16/177,963.18 - Step 6: Final answer
x = 187,684.70
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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.