Finding the Fourth Proportional to 252,598.95, 378,627.26 and 125,989.07
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Solution
The fourth proportional to 252,598.95, 378,627.26 and 125,989.07 is: 188,848.35
Step by Step Solution
- Step 1: Write the proportion equation
252,598.95 : 378,627.26 = 125,989.07 : x - Step 2: Convert to fraction form
252,598.95/378,627.26 = 125,989.07/x - Step 3: Cross multiply
252,598.95x = 378,627.26 × 125,989.07 - Step 4: Simplify right side
252,598.95x = 47,702,893,840.97 - Step 5: Solve for x
x = 47,702,893,840.97/252,598.95 - Step 6: Final answer
x = 188,848.35
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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.