Finding the Fourth Proportional to 246,968.06, 340,815.87 and 133,790.81
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Solution
The fourth proportional to 246,968.06, 340,815.87 and 133,790.81 is: 184,631.29
Step by Step Solution
- Step 1: Write the proportion equation
246,968.06 : 340,815.87 = 133,790.81 : x - Step 2: Convert to fraction form
246,968.06/340,815.87 = 133,790.81/x - Step 3: Cross multiply
246,968.06x = 340,815.87 × 133,790.81 - Step 4: Simplify right side
246,968.06x = 45,598,029,604.08 - Step 5: Solve for x
x = 45,598,029,604.08/246,968.06 - Step 6: Final answer
x = 184,631.29
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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.