Finding the Fourth Proportional to 159,122.14, 238,665.39 and 40,796.26
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Solution
The fourth proportional to 159,122.14, 238,665.39 and 40,796.26 is: 61,189.82
Step by Step Solution
- Step 1: Write the proportion equation
159,122.14 : 238,665.39 = 40,796.26 : x - Step 2: Convert to fraction form
159,122.14/238,665.39 = 40,796.26/x - Step 3: Cross multiply
159,122.14x = 238,665.39 × 40,796.26 - Step 4: Simplify right side
159,122.14x = 9,736,655,303.44 - Step 5: Solve for x
x = 9,736,655,303.44/159,122.14 - Step 6: Final answer
x = 61,189.82
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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.