Finding the Fourth Proportional to 107,637.88, 161,437.74 and 32,739.88
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Solution
The fourth proportional to 107,637.88, 161,437.74 and 32,739.88 is: 49,104.02
Step by Step Solution
- Step 1: Write the proportion equation
107,637.88 : 161,437.74 = 32,739.88 : x - Step 2: Convert to fraction form
107,637.88/161,437.74 = 32,739.88/x - Step 3: Cross multiply
107,637.88x = 161,437.74 × 32,739.88 - Step 4: Simplify right side
107,637.88x = 5,285,452,235.07 - Step 5: Solve for x
x = 5,285,452,235.07/107,637.88 - Step 6: Final answer
x = 49,104.02
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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.