Finding the Fourth Proportional to 228,099.87, 342,032.99 and 121,544.55
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Solution
The fourth proportional to 228,099.87, 342,032.99 and 121,544.55 is: 182,254.58
Step by Step Solution
- Step 1: Write the proportion equation
228,099.87 : 342,032.99 = 121,544.55 : x - Step 2: Convert to fraction form
228,099.87/342,032.99 = 121,544.55/x - Step 3: Cross multiply
228,099.87x = 342,032.99 × 121,544.55 - Step 4: Simplify right side
228,099.87x = 41,572,245,246.98 - Step 5: Solve for x
x = 41,572,245,246.98/228,099.87 - Step 6: Final answer
x = 182,254.58
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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.