Finding the Fourth Proportional to 134,964.66, 202,475.08 and 67,531.62
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Solution
The fourth proportional to 134,964.66, 202,475.08 and 67,531.62 is: 101,311.49
Step by Step Solution
- Step 1: Write the proportion equation
134,964.66 : 202,475.08 = 67,531.62 : x - Step 2: Convert to fraction form
134,964.66/202,475.08 = 67,531.62/x - Step 3: Cross multiply
134,964.66x = 202,475.08 × 67,531.62 - Step 4: Simplify right side
134,964.66x = 13,673,470,162.03 - Step 5: Solve for x
x = 13,673,470,162.03/134,964.66 - Step 6: Final answer
x = 101,311.49
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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.