Finding the Fourth Proportional to 193,709.56, 290,565.78 and 53,465.08
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Solution
The fourth proportional to 193,709.56, 290,565.78 and 53,465.08 is: 80,198.02
Step by Step Solution
- Step 1: Write the proportion equation
193,709.56 : 290,565.78 = 53,465.08 : x - Step 2: Convert to fraction form
193,709.56/290,565.78 = 53,465.08/x - Step 3: Cross multiply
193,709.56x = 290,565.78 × 53,465.08 - Step 4: Simplify right side
193,709.56x = 15,535,122,672.96 - Step 5: Solve for x
x = 15,535,122,672.96/193,709.56 - Step 6: Final answer
x = 80,198.02
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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.