Finding the Fourth Proportional to 163,231.40, 244,847.10 and 93,117.80
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Solution
The fourth proportional to 163,231.40, 244,847.10 and 93,117.80 is: 139,676.70
Step by Step Solution
- Step 1: Write the proportion equation
163,231.40 : 244,847.10 = 93,117.80 : x - Step 2: Convert to fraction form
163,231.40/244,847.10 = 93,117.80/x - Step 3: Cross multiply
163,231.40x = 244,847.10 × 93,117.80 - Step 4: Simplify right side
163,231.40x = 22,799,623,288.38 - Step 5: Solve for x
x = 22,799,623,288.38/163,231.40 - Step 6: Final answer
x = 139,676.70
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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.