Finding the Fourth Proportional to 248,532.05, 372,237.27 and 115,132.07
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Solution
The fourth proportional to 248,532.05, 372,237.27 and 115,132.07 is: 172,438.31
Step by Step Solution
- Step 1: Write the proportion equation
248,532.05 : 372,237.27 = 115,132.07 : x - Step 2: Convert to fraction form
248,532.05/372,237.27 = 115,132.07/x - Step 3: Cross multiply
248,532.05x = 372,237.27 × 115,132.07 - Step 4: Simplify right side
248,532.05x = 42,856,445,565.06 - Step 5: Solve for x
x = 42,856,445,565.06/248,532.05 - Step 6: Final answer
x = 172,438.31
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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.