Finding the Fourth Proportional to 135,467.66, 203,332.71 and 65,396.18
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Solution
The fourth proportional to 135,467.66, 203,332.71 and 65,396.18 is: 98,157.62
Step by Step Solution
- Step 1: Write the proportion equation
135,467.66 : 203,332.71 = 65,396.18 : x - Step 2: Convert to fraction form
135,467.66/203,332.71 = 65,396.18/x - Step 3: Cross multiply
135,467.66x = 203,332.71 × 65,396.18 - Step 4: Simplify right side
135,467.66x = 13,297,182,503.05 - Step 5: Solve for x
x = 13,297,182,503.05/135,467.66 - Step 6: Final answer
x = 98,157.62
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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.