Finding the Fourth Proportional to 241,415.06, 362,122.56 and 128,753.96
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Solution
The fourth proportional to 241,415.06, 362,122.56 and 128,753.96 is: 193,130.92
Step by Step Solution
- Step 1: Write the proportion equation
241,415.06 : 362,122.56 = 128,753.96 : x - Step 2: Convert to fraction form
241,415.06/362,122.56 = 128,753.96/x - Step 3: Cross multiply
241,415.06x = 362,122.56 × 128,753.96 - Step 4: Simplify right side
241,415.06x = 46,624,711,794.72 - Step 5: Solve for x
x = 46,624,711,794.72/241,415.06 - Step 6: Final answer
x = 193,130.92
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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.