Finding the Fourth Proportional to 108,135.73, 162,225.47 and 38,035.09
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Solution
The fourth proportional to 108,135.73, 162,225.47 and 38,035.09 is: 57,060.33
Step by Step Solution
- Step 1: Write the proportion equation
108,135.73 : 162,225.47 = 38,035.09 : x - Step 2: Convert to fraction form
108,135.73/162,225.47 = 38,035.09/x - Step 3: Cross multiply
108,135.73x = 162,225.47 × 38,035.09 - Step 4: Simplify right side
108,135.73x = 6,170,260,351.74 - Step 5: Solve for x
x = 6,170,260,351.74/108,135.73 - Step 6: Final answer
x = 57,060.33
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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.