Finding the Fourth Proportional to 111,306.18, 166,957.74 and 27,066.09
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Solution
The fourth proportional to 111,306.18, 166,957.74 and 27,066.09 is: 40,598.76
Step by Step Solution
- Step 1: Write the proportion equation
111,306.18 : 166,957.74 = 27,066.09 : x - Step 2: Convert to fraction form
111,306.18/166,957.74 = 27,066.09/x - Step 3: Cross multiply
111,306.18x = 166,957.74 × 27,066.09 - Step 4: Simplify right side
111,306.18x = 4,518,893,217.04 - Step 5: Solve for x
x = 4,518,893,217.04/111,306.18 - Step 6: Final answer
x = 40,598.76
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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.