Finding the Fourth Proportional to 133,209.56, 199,912.96 and 63,089.08
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Solution
The fourth proportional to 133,209.56, 199,912.96 and 63,089.08 is: 94,680.32
Step by Step Solution
- Step 1: Write the proportion equation
133,209.56 : 199,912.96 = 63,089.08 : x - Step 2: Convert to fraction form
133,209.56/199,912.96 = 63,089.08/x - Step 3: Cross multiply
133,209.56x = 199,912.96 × 63,089.08 - Step 4: Simplify right side
133,209.56x = 12,612,324,305.56 - Step 5: Solve for x
x = 12,612,324,305.56/133,209.56 - Step 6: Final answer
x = 94,680.32
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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.