Finding the Fourth Proportional to 110,679.04, 152,687.68 and 68,222.08
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Solution
The fourth proportional to 110,679.04, 152,687.68 and 68,222.08 is: 94,116.02
Step by Step Solution
- Step 1: Write the proportion equation
110,679.04 : 152,687.68 = 68,222.08 : x - Step 2: Convert to fraction form
110,679.04/152,687.68 = 68,222.08/x - Step 3: Cross multiply
110,679.04x = 152,687.68 × 68,222.08 - Step 4: Simplify right side
110,679.04x = 10,416,671,119.97 - Step 5: Solve for x
x = 10,416,671,119.97/110,679.04 - Step 6: Final answer
x = 94,116.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.