Finding the Fourth Proportional to 173,289.03, 239,039.09 and 104,330.55
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Solution
The fourth proportional to 173,289.03, 239,039.09 and 104,330.55 is: 143,916.09
Step by Step Solution
- Step 1: Write the proportion equation
173,289.03 : 239,039.09 = 104,330.55 : x - Step 2: Convert to fraction form
173,289.03/239,039.09 = 104,330.55/x - Step 3: Cross multiply
173,289.03x = 239,039.09 × 104,330.55 - Step 4: Simplify right side
173,289.03x = 24,939,080,067.97 - Step 5: Solve for x
x = 24,939,080,067.97/173,289.03 - Step 6: Final answer
x = 143,916.09
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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.