Finding the Fourth Proportional to 245,968.20, 369,038.70 and 88,201.80
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Solution
The fourth proportional to 245,968.20, 369,038.70 and 88,201.80 is: 132,333.68
Step by Step Solution
- Step 1: Write the proportion equation
245,968.20 : 369,038.70 = 88,201.80 : x - Step 2: Convert to fraction form
245,968.20/369,038.70 = 88,201.80/x - Step 3: Cross multiply
245,968.20x = 369,038.70 × 88,201.80 - Step 4: Simplify right side
245,968.20x = 32,549,877,609.66 - Step 5: Solve for x
x = 32,549,877,609.66/245,968.20 - Step 6: Final answer
x = 132,333.68
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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.