Finding the Fourth Proportional to 245,953.40, 368,930.10 and 88,197.80
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Solution
The fourth proportional to 245,953.40, 368,930.10 and 88,197.80 is: 132,296.70
Step by Step Solution
- Step 1: Write the proportion equation
245,953.40 : 368,930.10 = 88,197.80 : x - Step 2: Convert to fraction form
245,953.40/368,930.10 = 88,197.80/x - Step 3: Cross multiply
245,953.40x = 368,930.10 × 88,197.80 - Step 4: Simplify right side
245,953.40x = 32,538,823,173.78 - Step 5: Solve for x
x = 32,538,823,173.78/245,953.40 - Step 6: Final answer
x = 132,296.70
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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.