Finding the Fourth Proportional to 265,152.84, 365,907.08 and 145,920.84
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Solution
The fourth proportional to 265,152.84, 365,907.08 and 145,920.84 is: 201,368.65
Step by Step Solution
- Step 1: Write the proportion equation
265,152.84 : 365,907.08 = 145,920.84 : x - Step 2: Convert to fraction form
265,152.84/365,907.08 = 145,920.84/x - Step 3: Cross multiply
265,152.84x = 365,907.08 × 145,920.84 - Step 4: Simplify right side
265,152.84x = 53,393,468,475.55 - Step 5: Solve for x
x = 53,393,468,475.55/265,152.84 - Step 6: Final answer
x = 201,368.65
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1.5x scale
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.