Finding the Fourth Proportional to 236,701.18, 326,604.36 and 134,720.62
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Solution
The fourth proportional to 236,701.18, 326,604.36 and 134,720.62 is: 185,889.83
Step by Step Solution
- Step 1: Write the proportion equation
236,701.18 : 326,604.36 = 134,720.62 : x - Step 2: Convert to fraction form
236,701.18/326,604.36 = 134,720.62/x - Step 3: Cross multiply
236,701.18x = 326,604.36 × 134,720.62 - Step 4: Simplify right side
236,701.18x = 44,000,341,873.90 - Step 5: Solve for x
x = 44,000,341,873.90/236,701.18 - Step 6: Final answer
x = 185,889.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.