Finding the Fourth Proportional to 248,252.99, 342,591.35 and 135,073.31
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Solution
The fourth proportional to 248,252.99, 342,591.35 and 135,073.31 is: 186,402.37
Step by Step Solution
- Step 1: Write the proportion equation
248,252.99 : 342,591.35 = 135,073.31 : x - Step 2: Convert to fraction form
248,252.99/342,591.35 = 135,073.31/x - Step 3: Cross multiply
248,252.99x = 342,591.35 × 135,073.31 - Step 4: Simplify right side
248,252.99x = 46,274,945,233.55 - Step 5: Solve for x
x = 46,274,945,233.55/248,252.99 - Step 6: Final answer
x = 186,402.37
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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.