Finding the Fourth Proportional to 134,577.40, 201,866.10 and 125,764.60
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Solution
The fourth proportional to 134,577.40, 201,866.10 and 125,764.60 is: 188,646.90
Step by Step Solution
- Step 1: Write the proportion equation
134,577.40 : 201,866.10 = 125,764.60 : x - Step 2: Convert to fraction form
134,577.40/201,866.10 = 125,764.60/x - Step 3: Cross multiply
134,577.40x = 201,866.10 × 125,764.60 - Step 4: Simplify right side
134,577.40x = 25,387,609,320.06 - Step 5: Solve for x
x = 25,387,609,320.06/134,577.40 - Step 6: Final answer
x = 188,646.90
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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.