Finding the Fourth Proportional to 134,900.20, 202,350.30 and 41,393.80
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Solution
The fourth proportional to 134,900.20, 202,350.30 and 41,393.80 is: 62,090.70
Step by Step Solution
- Step 1: Write the proportion equation
134,900.20 : 202,350.30 = 41,393.80 : x - Step 2: Convert to fraction form
134,900.20/202,350.30 = 41,393.80/x - Step 3: Cross multiply
134,900.20x = 202,350.30 × 41,393.80 - Step 4: Simplify right side
134,900.20x = 8,376,047,848.14 - Step 5: Solve for x
x = 8,376,047,848.14/134,900.20 - Step 6: Final answer
x = 62,090.70
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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.