Finding the Fourth Proportional to 171,845.70, 257,768.55 and 93,113.70
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Solution
The fourth proportional to 171,845.70, 257,768.55 and 93,113.70 is: 139,670.55
Step by Step Solution
- Step 1: Write the proportion equation
171,845.70 : 257,768.55 = 93,113.70 : x - Step 2: Convert to fraction form
171,845.70/257,768.55 = 93,113.70/x - Step 3: Cross multiply
171,845.70x = 257,768.55 × 93,113.70 - Step 4: Simplify right side
171,845.70x = 24,001,783,434.14 - Step 5: Solve for x
x = 24,001,783,434.14/171,845.70 - Step 6: Final answer
x = 139,670.55
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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.