Finding the Fourth Proportional to 243,100.02, 335,494.88 and 135,690.99
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Solution
The fourth proportional to 243,100.02, 335,494.88 and 135,690.99 is: 187,262.97
Step by Step Solution
- Step 1: Write the proportion equation
243,100.02 : 335,494.88 = 135,690.99 : x - Step 2: Convert to fraction form
243,100.02/335,494.88 = 135,690.99/x - Step 3: Cross multiply
243,100.02x = 335,494.88 × 135,690.99 - Step 4: Simplify right side
243,100.02x = 45,523,631,728.68 - Step 5: Solve for x
x = 45,523,631,728.68/243,100.02 - Step 6: Final answer
x = 187,262.97
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.