Finding the Fourth Proportional to 201,565.40, 302,348.10 and 134,205.80
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Solution
The fourth proportional to 201,565.40, 302,348.10 and 134,205.80 is: 201,308.70
Step by Step Solution
- Step 1: Write the proportion equation
201,565.40 : 302,348.10 = 134,205.80 : x - Step 2: Convert to fraction form
201,565.40/302,348.10 = 134,205.80/x - Step 3: Cross multiply
201,565.40x = 302,348.10 × 134,205.80 - Step 4: Simplify right side
201,565.40x = 40,576,868,638.98 - Step 5: Solve for x
x = 40,576,868,638.98/201,565.40 - Step 6: Final answer
x = 201,308.70
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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.