Finding the Fourth Proportional to 230,316.30, 344,694.15 and 141,625.98
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Solution
The fourth proportional to 230,316.30, 344,694.15 and 141,625.98 is: 211,959.15
Step by Step Solution
- Step 1: Write the proportion equation
230,316.30 : 344,694.15 = 141,625.98 : x - Step 2: Convert to fraction form
230,316.30/344,694.15 = 141,625.98/x - Step 3: Cross multiply
230,316.30x = 344,694.15 × 141,625.98 - Step 4: Simplify right side
230,316.30x = 48,817,646,794.02 - Step 5: Solve for x
x = 48,817,646,794.02/230,316.30 - Step 6: Final answer
x = 211,959.15
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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.