Finding the Fourth Proportional to 234,267.74, 323,289.05 and 126,837.75
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Solution
The fourth proportional to 234,267.74, 323,289.05 and 126,837.75 is: 175,035.86
Step by Step Solution
- Step 1: Write the proportion equation
234,267.74 : 323,289.05 = 126,837.75 : x - Step 2: Convert to fraction form
234,267.74/323,289.05 = 126,837.75/x - Step 3: Cross multiply
234,267.74x = 323,289.05 × 126,837.75 - Step 4: Simplify right side
234,267.74x = 41,005,255,067.45 - Step 5: Solve for x
x = 41,005,255,067.45/234,267.74 - Step 6: Final answer
x = 175,035.86
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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.