Finding the Fourth Proportional to 114,546.19, 171,778.11 and 39,646.03
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Solution
The fourth proportional to 114,546.19, 171,778.11 and 39,646.03 is: 59,454.79
Step by Step Solution
- Step 1: Write the proportion equation
114,546.19 : 171,778.11 = 39,646.03 : x - Step 2: Convert to fraction form
114,546.19/171,778.11 = 39,646.03/x - Step 3: Cross multiply
114,546.19x = 171,778.11 × 39,646.03 - Step 4: Simplify right side
114,546.19x = 6,810,320,102.40 - Step 5: Solve for x
x = 6,810,320,102.40/114,546.19 - Step 6: Final answer
x = 59,454.79
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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.