Finding the Fourth Proportional to 107,694.23, 161,541.39 and 48,460.71
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Solution
The fourth proportional to 107,694.23, 161,541.39 and 48,460.71 is: 72,691.09
Step by Step Solution
- Step 1: Write the proportion equation
107,694.23 : 161,541.39 = 48,460.71 : x - Step 2: Convert to fraction form
107,694.23/161,541.39 = 48,460.71/x - Step 3: Cross multiply
107,694.23x = 161,541.39 × 48,460.71 - Step 4: Simplify right side
107,694.23x = 7,828,410,635.51 - Step 5: Solve for x
x = 7,828,410,635.51/107,694.23 - Step 6: Final answer
x = 72,691.09
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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.