Finding the Fourth Proportional to 246,874.60, 340,687.14 and 139,444.84
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Solution
The fourth proportional to 246,874.60, 340,687.14 and 139,444.84 is: 192,433.99
Step by Step Solution
- Step 1: Write the proportion equation
246,874.60 : 340,687.14 = 139,444.84 : x - Step 2: Convert to fraction form
246,874.60/340,687.14 = 139,444.84/x - Step 3: Cross multiply
246,874.60x = 340,687.14 × 139,444.84 - Step 4: Simplify right side
246,874.60x = 47,507,063,727.36 - Step 5: Solve for x
x = 47,507,063,727.36/246,874.60 - Step 6: Final answer
x = 192,433.99
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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.