Finding the Fourth Proportional to 370,161.09, 555,252.98 and 126,998.75
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Solution
The fourth proportional to 370,161.09, 555,252.98 and 126,998.75 is: 190,502.02
Step by Step Solution
- Step 1: Write the proportion equation
370,161.09 : 555,252.98 = 126,998.75 : x - Step 2: Convert to fraction form
370,161.09/555,252.98 = 126,998.75/x - Step 3: Cross multiply
370,161.09x = 555,252.98 × 126,998.75 - Step 4: Simplify right side
370,161.09x = 70,516,435,146.91 - Step 5: Solve for x
x = 70,516,435,146.91/370,161.09 - Step 6: Final answer
x = 190,502.02
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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.