Finding the Fourth Proportional to 135,001.40, 202,502.10 and 134,223.80
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Solution
The fourth proportional to 135,001.40, 202,502.10 and 134,223.80 is: 201,335.70
Step by Step Solution
- Step 1: Write the proportion equation
135,001.40 : 202,502.10 = 134,223.80 : x - Step 2: Convert to fraction form
135,001.40/202,502.10 = 134,223.80/x - Step 3: Cross multiply
135,001.40x = 202,502.10 × 134,223.80 - Step 4: Simplify right side
135,001.40x = 27,180,601,369.98 - Step 5: Solve for x
x = 27,180,601,369.98/135,001.40 - Step 6: Final answer
x = 201,335.70
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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.