Finding the Fourth Proportional to 243,094.99, 335,489.68 and 134,220.32
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Solution
The fourth proportional to 243,094.99, 335,489.68 and 134,220.32 is: 185,234.31
Step by Step Solution
- Step 1: Write the proportion equation
243,094.99 : 335,489.68 = 134,220.32 : x - Step 2: Convert to fraction form
243,094.99/335,489.68 = 134,220.32/x - Step 3: Cross multiply
243,094.99x = 335,489.68 × 134,220.32 - Step 4: Simplify right side
243,094.99x = 45,029,532,206.30 - Step 5: Solve for x
x = 45,029,532,206.30/243,094.99 - Step 6: Final answer
x = 185,234.31
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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.