Finding the Fourth Proportional to 249,143.10, 373,720.41 and 89,229.99
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Solution
The fourth proportional to 249,143.10, 373,720.41 and 89,229.99 is: 133,847.05
Step by Step Solution
- Step 1: Write the proportion equation
249,143.10 : 373,720.41 = 89,229.99 : x - Step 2: Convert to fraction form
249,143.10/373,720.41 = 89,229.99/x - Step 3: Cross multiply
249,143.10x = 373,720.41 × 89,229.99 - Step 4: Simplify right side
249,143.10x = 33,347,068,447.10 - Step 5: Solve for x
x = 33,347,068,447.10/249,143.10 - Step 6: Final answer
x = 133,847.05
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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.