Finding the Fourth Proportional to 131,110.08, 196,652.16 and 52,203.12
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Solution
The fourth proportional to 131,110.08, 196,652.16 and 52,203.12 is: 78,299.52
Step by Step Solution
- Step 1: Write the proportion equation
131,110.08 : 196,652.16 = 52,203.12 : x - Step 2: Convert to fraction form
131,110.08/196,652.16 = 52,203.12/x - Step 3: Cross multiply
131,110.08x = 196,652.16 × 52,203.12 - Step 4: Simplify right side
131,110.08x = 10,265,856,306.74 - Step 5: Solve for x
x = 10,265,856,306.74/131,110.08 - Step 6: Final answer
x = 78,299.52
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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.