Finding the Fourth Proportional to 230,244.20, 344,675.10 and 136,701.80
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Solution
The fourth proportional to 230,244.20, 344,675.10 and 136,701.80 is: 204,642.32
Step by Step Solution
- Step 1: Write the proportion equation
230,244.20 : 344,675.10 = 136,701.80 : x - Step 2: Convert to fraction form
230,244.20/344,675.10 = 136,701.80/x - Step 3: Cross multiply
230,244.20x = 344,675.10 × 136,701.80 - Step 4: Simplify right side
230,244.20x = 47,117,706,585.18 - Step 5: Solve for x
x = 47,117,706,585.18/230,244.20 - Step 6: Final answer
x = 204,642.32
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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.