Finding the Fourth Proportional to 246,512.29, 340,180.05 and 139,092.31
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Solution
The fourth proportional to 246,512.29, 340,180.05 and 139,092.31 is: 191,943.50
Step by Step Solution
- Step 1: Write the proportion equation
246,512.29 : 340,180.05 = 139,092.31 : x - Step 2: Convert to fraction form
246,512.29/340,180.05 = 139,092.31/x - Step 3: Cross multiply
246,512.29x = 340,180.05 × 139,092.31 - Step 4: Simplify right side
246,512.29x = 47,316,430,873.99 - Step 5: Solve for x
x = 47,316,430,873.99/246,512.29 - Step 6: Final answer
x = 191,943.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.