Finding the Fourth Proportional to 163,042.90, 244,564.35 and 115,803.70
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Solution
The fourth proportional to 163,042.90, 244,564.35 and 115,803.70 is: 173,705.55
Step by Step Solution
- Step 1: Write the proportion equation
163,042.90 : 244,564.35 = 115,803.70 : x - Step 2: Convert to fraction form
163,042.90/244,564.35 = 115,803.70/x - Step 3: Cross multiply
163,042.90x = 244,564.35 × 115,803.70 - Step 4: Simplify right side
163,042.90x = 28,321,456,618.10 - Step 5: Solve for x
x = 28,321,456,618.10/163,042.90 - Step 6: Final answer
x = 173,705.55
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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.