Finding the Fourth Proportional to 236,961.72, 355,202.46 and 102,113.64
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Solution
The fourth proportional to 236,961.72, 355,202.46 and 102,113.64 is: 153,066.99
Step by Step Solution
- Step 1: Write the proportion equation
236,961.72 : 355,202.46 = 102,113.64 : x - Step 2: Convert to fraction form
236,961.72/355,202.46 = 102,113.64/x - Step 3: Cross multiply
236,961.72x = 355,202.46 × 102,113.64 - Step 4: Simplify right side
236,961.72x = 36,271,016,127.55 - Step 5: Solve for x
x = 36,271,016,127.55/236,961.72 - Step 6: Final answer
x = 153,066.99
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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.