Finding the Fourth Proportional to 245,219.80, 367,829.70 and 97,475.80
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Solution
The fourth proportional to 245,219.80, 367,829.70 and 97,475.80 is: 146,213.70
Step by Step Solution
- Step 1: Write the proportion equation
245,219.80 : 367,829.70 = 97,475.80 : x - Step 2: Convert to fraction form
245,219.80/367,829.70 = 97,475.80/x - Step 3: Cross multiply
245,219.80x = 367,829.70 × 97,475.80 - Step 4: Simplify right side
245,219.80x = 35,854,494,271.26 - Step 5: Solve for x
x = 35,854,494,271.26/245,219.80 - Step 6: Final answer
x = 146,213.70
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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.