Finding the Fourth Proportional to 157,175.70, 235,761.26 and 38,847.06
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Solution
The fourth proportional to 157,175.70, 235,761.26 and 38,847.06 is: 58,270.02
Step by Step Solution
- Step 1: Write the proportion equation
157,175.70 : 235,761.26 = 38,847.06 : x - Step 2: Convert to fraction form
157,175.70/235,761.26 = 38,847.06/x - Step 3: Cross multiply
157,175.70x = 235,761.26 × 38,847.06 - Step 4: Simplify right side
157,175.70x = 9,158,631,812.90 - Step 5: Solve for x
x = 9,158,631,812.90/157,175.70 - Step 6: Final answer
x = 58,270.02
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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.