Finding the Fourth Proportional to 225,241.15, 337,762.09 and 67,440.19
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Solution
The fourth proportional to 225,241.15, 337,762.09 and 67,440.19 is: 101,130.45
Step by Step Solution
- Step 1: Write the proportion equation
225,241.15 : 337,762.09 = 67,440.19 : x - Step 2: Convert to fraction form
225,241.15/337,762.09 = 67,440.19/x - Step 3: Cross multiply
225,241.15x = 337,762.09 × 67,440.19 - Step 4: Simplify right side
225,241.15x = 22,778,739,524.40 - Step 5: Solve for x
x = 22,778,739,524.40/225,241.15 - Step 6: Final answer
x = 101,130.45
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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.