Finding the Fourth Proportional to 248,965.08, 373,447.70 and 82,753.08
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Solution
The fourth proportional to 248,965.08, 373,447.70 and 82,753.08 is: 124,129.65
Step by Step Solution
- Step 1: Write the proportion equation
248,965.08 : 373,447.70 = 82,753.08 : x - Step 2: Convert to fraction form
248,965.08/373,447.70 = 82,753.08/x - Step 3: Cross multiply
248,965.08x = 373,447.70 × 82,753.08 - Step 4: Simplify right side
248,965.08x = 30,903,947,393.92 - Step 5: Solve for x
x = 30,903,947,393.92/248,965.08 - Step 6: Final answer
x = 124,129.65
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1.5x scale
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.