Finding the Fourth Proportional to 199,147.08, 298,778.94 and 58,909.44
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Solution
The fourth proportional to 199,147.08, 298,778.94 and 58,909.44 is: 88,381.41
Step by Step Solution
- Step 1: Write the proportion equation
199,147.08 : 298,778.94 = 58,909.44 : x - Step 2: Convert to fraction form
199,147.08/298,778.94 = 58,909.44/x - Step 3: Cross multiply
199,147.08x = 298,778.94 × 58,909.44 - Step 4: Simplify right side
199,147.08x = 17,600,900,039.19 - Step 5: Solve for x
x = 17,600,900,039.19/199,147.08 - Step 6: Final answer
x = 88,381.41
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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.