Finding the Fourth Proportional to 135,407.08, 203,108.46 and 36,911.08
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Solution
The fourth proportional to 135,407.08, 203,108.46 and 36,911.08 is: 55,366.03
Step by Step Solution
- Step 1: Write the proportion equation
135,407.08 : 203,108.46 = 36,911.08 : x - Step 2: Convert to fraction form
135,407.08/203,108.46 = 36,911.08/x - Step 3: Cross multiply
135,407.08x = 203,108.46 × 36,911.08 - Step 4: Simplify right side
135,407.08x = 7,496,952,615.74 - Step 5: Solve for x
x = 7,496,952,615.74/135,407.08 - Step 6: Final answer
x = 55,366.03
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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.