Finding the Fourth Proportional to 372,912.08, 559,146.84 and 148,151.84
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Solution
The fourth proportional to 372,912.08, 559,146.84 and 148,151.84 is: 222,139.85
Step by Step Solution
- Step 1: Write the proportion equation
372,912.08 : 559,146.84 = 148,151.84 : x - Step 2: Convert to fraction form
372,912.08/559,146.84 = 148,151.84/x - Step 3: Cross multiply
372,912.08x = 559,146.84 × 148,151.84 - Step 4: Simplify right side
372,912.08x = 82,838,633,176.19 - Step 5: Solve for x
x = 82,838,633,176.19/372,912.08 - Step 6: Final answer
x = 222,139.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.