Finding the Fourth Proportional to 245,069.80, 367,604.70 and 97,325.80
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Solution
The fourth proportional to 245,069.80, 367,604.70 and 97,325.80 is: 145,988.70
Step by Step Solution
- Step 1: Write the proportion equation
245,069.80 : 367,604.70 = 97,325.80 : x - Step 2: Convert to fraction form
245,069.80/367,604.70 = 97,325.80/x - Step 3: Cross multiply
245,069.80x = 367,604.70 × 97,325.80 - Step 4: Simplify right side
245,069.80x = 35,777,421,511.26 - Step 5: Solve for x
x = 35,777,421,511.26/245,069.80 - Step 6: Final answer
x = 145,988.70
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1.5x scale
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.