Finding the Fourth Proportional to 149,385.88, 224,078.21 and 60,638.63
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Solution
The fourth proportional to 149,385.88, 224,078.21 and 60,638.63 is: 90,957.70
Step by Step Solution
- Step 1: Write the proportion equation
149,385.88 : 224,078.21 = 60,638.63 : x - Step 2: Convert to fraction form
149,385.88/224,078.21 = 60,638.63/x - Step 3: Cross multiply
149,385.88x = 224,078.21 × 60,638.63 - Step 4: Simplify right side
149,385.88x = 13,587,796,151.65 - Step 5: Solve for x
x = 13,587,796,151.65/149,385.88 - Step 6: Final answer
x = 90,957.70
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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.