Finding the Fourth Proportional to 235,638.08, 353,612.64 and 124,907.84
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Solution
The fourth proportional to 235,638.08, 353,612.64 and 124,907.84 is: 187,444.20
Step by Step Solution
- Step 1: Write the proportion equation
235,638.08 : 353,612.64 = 124,907.84 : x - Step 2: Convert to fraction form
235,638.08/353,612.64 = 124,907.84/x - Step 3: Cross multiply
235,638.08x = 353,612.64 × 124,907.84 - Step 4: Simplify right side
235,638.08x = 44,168,991,059.10 - Step 5: Solve for x
x = 44,168,991,059.10/235,638.08 - Step 6: Final answer
x = 187,444.20
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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.