Finding the Fourth Proportional to 248,147.55, 372,374.42 and 115,002.99
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Solution
The fourth proportional to 248,147.55, 372,374.42 and 115,002.99 is: 172,575.43
Step by Step Solution
- Step 1: Write the proportion equation
248,147.55 : 372,374.42 = 115,002.99 : x - Step 2: Convert to fraction form
248,147.55/372,374.42 = 115,002.99/x - Step 3: Cross multiply
248,147.55x = 372,374.42 × 115,002.99 - Step 4: Simplify right side
248,147.55x = 42,824,171,124.50 - Step 5: Solve for x
x = 42,824,171,124.50/248,147.55 - Step 6: Final answer
x = 172,575.43
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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.