Finding the Fourth Proportional to 134,594.80, 201,503.40 and 82,106.80
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Solution
The fourth proportional to 134,594.80, 201,503.40 and 82,106.80 is: 122,923.02
Step by Step Solution
- Step 1: Write the proportion equation
134,594.80 : 201,503.40 = 82,106.80 : x - Step 2: Convert to fraction form
134,594.80/201,503.40 = 82,106.80/x - Step 3: Cross multiply
134,594.80x = 201,503.40 × 82,106.80 - Step 4: Simplify right side
134,594.80x = 16,544,799,363.12 - Step 5: Solve for x
x = 16,544,799,363.12/134,594.80 - Step 6: Final answer
x = 122,923.02
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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.