Finding the Fourth Proportional to 135,229.59, 202,873.34 and 40,467.08
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Solution
The fourth proportional to 135,229.59, 202,873.34 and 40,467.08 is: 60,709.29
Step by Step Solution
- Step 1: Write the proportion equation
135,229.59 : 202,873.34 = 40,467.08 : x - Step 2: Convert to fraction form
135,229.59/202,873.34 = 40,467.08/x - Step 3: Cross multiply
135,229.59x = 202,873.34 × 40,467.08 - Step 4: Simplify right side
135,229.59x = 8,209,692,288.00 - Step 5: Solve for x
x = 8,209,692,288.00/135,229.59 - Step 6: Final answer
x = 60,709.29
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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.