Finding the Fourth Proportional to 246,474.36, 340,150.35 and 139,005.18
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Solution
The fourth proportional to 246,474.36, 340,150.35 and 139,005.18 is: 191,836.02
Step by Step Solution
- Step 1: Write the proportion equation
246,474.36 : 340,150.35 = 139,005.18 : x - Step 2: Convert to fraction form
246,474.36/340,150.35 = 139,005.18/x - Step 3: Cross multiply
246,474.36x = 340,150.35 × 139,005.18 - Step 4: Simplify right side
246,474.36x = 47,282,660,628.81 - Step 5: Solve for x
x = 47,282,660,628.81/246,474.36 - Step 6: Final answer
x = 191,836.02
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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.