Finding the Fourth Proportional to 122,271.12, 183,135.73 and 93,982.88
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Solution
The fourth proportional to 122,271.12, 183,135.73 and 93,982.88 is: 140,766.06
Step by Step Solution
- Step 1: Write the proportion equation
122,271.12 : 183,135.73 = 93,982.88 : x - Step 2: Convert to fraction form
122,271.12/183,135.73 = 93,982.88/x - Step 3: Cross multiply
122,271.12x = 183,135.73 × 93,982.88 - Step 4: Simplify right side
122,271.12x = 17,211,623,336.30 - Step 5: Solve for x
x = 17,211,623,336.30/122,271.12 - Step 6: Final answer
x = 140,766.06
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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.