Finding the Fourth Proportional to 134,125.20, 201,187.76 and 34,285.60
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Solution
The fourth proportional to 134,125.20, 201,187.76 and 34,285.60 is: 51,428.39
Step by Step Solution
- Step 1: Write the proportion equation
134,125.20 : 201,187.76 = 34,285.60 : x - Step 2: Convert to fraction form
134,125.20/201,187.76 = 34,285.60/x - Step 3: Cross multiply
134,125.20x = 201,187.76 × 34,285.60 - Step 4: Simplify right side
134,125.20x = 6,897,843,064.26 - Step 5: Solve for x
x = 6,897,843,064.26/134,125.20 - Step 6: Final answer
x = 51,428.39
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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.