Finding the Fourth Proportional to 236,179.24, 354,345.36 and 141,394.60
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Solution
The fourth proportional to 236,179.24, 354,345.36 and 141,394.60 is: 212,137.70
Step by Step Solution
- Step 1: Write the proportion equation
236,179.24 : 354,345.36 = 141,394.60 : x - Step 2: Convert to fraction form
236,179.24/354,345.36 = 141,394.60/x - Step 3: Cross multiply
236,179.24x = 354,345.36 × 141,394.60 - Step 4: Simplify right side
236,179.24x = 50,102,520,439.06 - Step 5: Solve for x
x = 50,102,520,439.06/236,179.24 - Step 6: Final answer
x = 212,137.70
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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.