Finding the Fourth Proportional to 235,946.12, 353,939.58 and 65,167.88
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Solution
The fourth proportional to 235,946.12, 353,939.58 and 65,167.88 is: 97,757.45
Step by Step Solution
- Step 1: Write the proportion equation
235,946.12 : 353,939.58 = 65,167.88 : x - Step 2: Convert to fraction form
235,946.12/353,939.58 = 65,167.88/x - Step 3: Cross multiply
235,946.12x = 353,939.58 × 65,167.88 - Step 4: Simplify right side
235,946.12x = 23,065,490,306.99 - Step 5: Solve for x
x = 23,065,490,306.99/235,946.12 - Step 6: Final answer
x = 97,757.45
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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.