Finding the Fourth Proportional to 217,346.03, 326,142.36 and 84,235.49
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Solution
The fourth proportional to 217,346.03, 326,142.36 and 84,235.49 is: 126,401.02
Step by Step Solution
- Step 1: Write the proportion equation
217,346.03 : 326,142.36 = 84,235.49 : x - Step 2: Convert to fraction form
217,346.03/326,142.36 = 84,235.49/x - Step 3: Cross multiply
217,346.03x = 326,142.36 × 84,235.49 - Step 4: Simplify right side
217,346.03x = 27,472,759,873.64 - Step 5: Solve for x
x = 27,472,759,873.64/217,346.03 - Step 6: Final answer
x = 126,401.02
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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.