Finding the Fourth Proportional to 135,800.92, 203,699.58 and 73,865.08
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Solution
The fourth proportional to 135,800.92, 203,699.58 and 73,865.08 is: 110,796.64
Step by Step Solution
- Step 1: Write the proportion equation
135,800.92 : 203,699.58 = 73,865.08 : x - Step 2: Convert to fraction form
135,800.92/203,699.58 = 73,865.08/x - Step 3: Cross multiply
135,800.92x = 203,699.58 × 73,865.08 - Step 4: Simplify right side
135,800.92x = 15,046,285,772.67 - Step 5: Solve for x
x = 15,046,285,772.67/135,800.92 - Step 6: Final answer
x = 110,796.64
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1.5x scale
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.