Finding the Fourth Proportional to 235,745.88, 325,336.33 and 145,154.10
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Solution
The fourth proportional to 235,745.88, 325,336.33 and 145,154.10 is: 200,316.99
Step by Step Solution
- Step 1: Write the proportion equation
235,745.88 : 325,336.33 = 145,154.10 : x - Step 2: Convert to fraction form
235,745.88/325,336.33 = 145,154.10/x - Step 3: Cross multiply
235,745.88x = 325,336.33 × 145,154.10 - Step 4: Simplify right side
235,745.88x = 47,223,903,579.91 - Step 5: Solve for x
x = 47,223,903,579.91/235,745.88 - Step 6: Final answer
x = 200,316.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.