Finding the Fourth Proportional to 202,221.10, 303,331.65 and 187,014.70
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Solution
The fourth proportional to 202,221.10, 303,331.65 and 187,014.70 is: 280,522.05
Step by Step Solution
- Step 1: Write the proportion equation
202,221.10 : 303,331.65 = 187,014.70 : x - Step 2: Convert to fraction form
202,221.10/303,331.65 = 187,014.70/x - Step 3: Cross multiply
202,221.10x = 303,331.65 × 187,014.70 - Step 4: Simplify right side
202,221.10x = 56,727,477,525.26 - Step 5: Solve for x
x = 56,727,477,525.26/202,221.10 - Step 6: Final answer
x = 280,522.05
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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.