Finding the Fourth Proportional to 133,558.47, 200,359.58 and 63,414.09
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Solution
The fourth proportional to 133,558.47, 200,359.58 and 63,414.09 is: 95,131.52
Step by Step Solution
- Step 1: Write the proportion equation
133,558.47 : 200,359.58 = 63,414.09 : x - Step 2: Convert to fraction form
133,558.47/200,359.58 = 63,414.09/x - Step 3: Cross multiply
133,558.47x = 200,359.58 × 63,414.09 - Step 4: Simplify right side
133,558.47x = 12,705,620,121.41 - Step 5: Solve for x
x = 12,705,620,121.41/133,558.47 - Step 6: Final answer
x = 95,131.52
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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.