Finding the Fourth Proportional to 365,064.12, 547,615.54 and 112,518.08
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Solution
The fourth proportional to 365,064.12, 547,615.54 and 112,518.08 is: 168,783.09
Step by Step Solution
- Step 1: Write the proportion equation
365,064.12 : 547,615.54 = 112,518.08 : x - Step 2: Convert to fraction form
365,064.12/547,615.54 = 112,518.08/x - Step 3: Cross multiply
365,064.12x = 547,615.54 × 112,518.08 - Step 4: Simplify right side
365,064.12x = 61,616,649,138.96 - Step 5: Solve for x
x = 61,616,649,138.96/365,064.12 - Step 6: Final answer
x = 168,783.09
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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.