Finding the Fourth Proportional to 248,402.76, 372,354.99 and 115,376.45
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Solution
The fourth proportional to 248,402.76, 372,354.99 and 115,376.45 is: 172,948.94
Step by Step Solution
- Step 1: Write the proportion equation
248,402.76 : 372,354.99 = 115,376.45 : x - Step 2: Convert to fraction form
248,402.76/372,354.99 = 115,376.45/x - Step 3: Cross multiply
248,402.76x = 372,354.99 × 115,376.45 - Step 4: Simplify right side
248,402.76x = 42,960,995,024.21 - Step 5: Solve for x
x = 42,960,995,024.21/248,402.76 - Step 6: Final answer
x = 172,948.94
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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.