Finding the Fourth Proportional to 248,117.40, 372,176.10 and 181,243.80
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Solution
The fourth proportional to 248,117.40, 372,176.10 and 181,243.80 is: 271,865.70
Step by Step Solution
- Step 1: Write the proportion equation
248,117.40 : 372,176.10 = 181,243.80 : x - Step 2: Convert to fraction form
248,117.40/372,176.10 = 181,243.80/x - Step 3: Cross multiply
248,117.40x = 372,176.10 × 181,243.80 - Step 4: Simplify right side
248,117.40x = 67,454,610,633.18 - Step 5: Solve for x
x = 67,454,610,633.18/248,117.40 - Step 6: Final answer
x = 271,865.70
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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.