Finding the Fourth Proportional to 127,659.19, 191,487.44 and 32,888.99
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Solution
The fourth proportional to 127,659.19, 191,487.44 and 32,888.99 is: 49,333.13
Step by Step Solution
- Step 1: Write the proportion equation
127,659.19 : 191,487.44 = 32,888.99 : x - Step 2: Convert to fraction form
127,659.19/191,487.44 = 32,888.99/x - Step 3: Cross multiply
127,659.19x = 191,487.44 × 32,888.99 - Step 4: Simplify right side
127,659.19x = 6,297,827,983.11 - Step 5: Solve for x
x = 6,297,827,983.11/127,659.19 - Step 6: Final answer
x = 49,333.13
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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.