Finding the Fourth Proportional to 126,964.05, 190,444.29 and 30,901.62
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Solution
The fourth proportional to 126,964.05, 190,444.29 and 30,901.62 is: 46,352.00
Step by Step Solution
- Step 1: Write the proportion equation
126,964.05 : 190,444.29 = 30,901.62 : x - Step 2: Convert to fraction form
126,964.05/190,444.29 = 30,901.62/x - Step 3: Cross multiply
126,964.05x = 190,444.29 × 30,901.62 - Step 4: Simplify right side
126,964.05x = 5,885,037,080.75 - Step 5: Solve for x
x = 5,885,037,080.75/126,964.05 - Step 6: Final answer
x = 46,352.00
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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.