Finding the Fourth Proportional to 146,930.22, 220,359.69 and 67,968.99
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Solution
The fourth proportional to 146,930.22, 220,359.69 and 67,968.99 is: 101,937.00
Step by Step Solution
- Step 1: Write the proportion equation
146,930.22 : 220,359.69 = 67,968.99 : x - Step 2: Convert to fraction form
146,930.22/220,359.69 = 67,968.99/x - Step 3: Cross multiply
146,930.22x = 220,359.69 × 67,968.99 - Step 4: Simplify right side
146,930.22x = 14,977,625,566.01 - Step 5: Solve for x
x = 14,977,625,566.01/146,930.22 - Step 6: Final answer
x = 101,937.00
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1.5x scale
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.