Finding the Fourth Proportional to 230,246.36, 344,731.82 and 117,684.18
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Solution
The fourth proportional to 230,246.36, 344,731.82 and 117,684.18 is: 176,200.32
Step by Step Solution
- Step 1: Write the proportion equation
230,246.36 : 344,731.82 = 117,684.18 : x - Step 2: Convert to fraction form
230,246.36/344,731.82 = 117,684.18/x - Step 3: Cross multiply
230,246.36x = 344,731.82 × 117,684.18 - Step 4: Simplify right side
230,246.36x = 40,569,481,556.61 - Step 5: Solve for x
x = 40,569,481,556.61/230,246.36 - Step 6: Final answer
x = 176,200.32
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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.