Finding the Fourth Proportional to 157,173.70, 235,758.26 and 38,845.06
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Solution
The fourth proportional to 157,173.70, 235,758.26 and 38,845.06 is: 58,267.02
Step by Step Solution
- Step 1: Write the proportion equation
157,173.70 : 235,758.26 = 38,845.06 : x - Step 2: Convert to fraction form
157,173.70/235,758.26 = 38,845.06/x - Step 3: Cross multiply
157,173.70x = 235,758.26 × 38,845.06 - Step 4: Simplify right side
157,173.70x = 9,158,043,755.20 - Step 5: Solve for x
x = 9,158,043,755.20/157,173.70 - Step 6: Final answer
x = 58,267.02
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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.