Finding the Fourth Proportional to 255,053.20, 382,725.60 and 97,394.80
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Solution
The fourth proportional to 255,053.20, 382,725.60 and 97,394.80 is: 146,147.88
Step by Step Solution
- Step 1: Write the proportion equation
255,053.20 : 382,725.60 = 97,394.80 : x - Step 2: Convert to fraction form
255,053.20/382,725.60 = 97,394.80/x - Step 3: Cross multiply
255,053.20x = 382,725.60 × 97,394.80 - Step 4: Simplify right side
255,053.20x = 37,275,483,266.88 - Step 5: Solve for x
x = 37,275,483,266.88/255,053.20 - Step 6: Final answer
x = 146,147.88
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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.