Finding the Fourth Proportional to 125,135.92, 187,267.54 and 102,383.64
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Solution
The fourth proportional to 125,135.92, 187,267.54 and 102,383.64 is: 153,218.46
Step by Step Solution
- Step 1: Write the proportion equation
125,135.92 : 187,267.54 = 102,383.64 : x - Step 2: Convert to fraction form
125,135.92/187,267.54 = 102,383.64/x - Step 3: Cross multiply
125,135.92x = 187,267.54 × 102,383.64 - Step 4: Simplify right side
125,135.92x = 19,173,132,399.05 - Step 5: Solve for x
x = 19,173,132,399.05/125,135.92 - Step 6: Final answer
x = 153,218.46
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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.