Finding the Fourth Proportional to 201,352.80, 302,029.20 and 82,963.20
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Solution
The fourth proportional to 201,352.80, 302,029.20 and 82,963.20 is: 124,444.80
Step by Step Solution
- Step 1: Write the proportion equation
201,352.80 : 302,029.20 = 82,963.20 : x - Step 2: Convert to fraction form
201,352.80/302,029.20 = 82,963.20/x - Step 3: Cross multiply
201,352.80x = 302,029.20 × 82,963.20 - Step 4: Simplify right side
201,352.80x = 25,057,308,925.44 - Step 5: Solve for x
x = 25,057,308,925.44/201,352.80 - Step 6: Final answer
x = 124,444.80
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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.