Finding the Fourth Proportional to 68,652.06, 102,980.97 and 24,279.18
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Solution
The fourth proportional to 68,652.06, 102,980.97 and 24,279.18 is: 36,419.79
Step by Step Solution
- Step 1: Write the proportion equation
68,652.06 : 102,980.97 = 24,279.18 : x - Step 2: Convert to fraction form
68,652.06/102,980.97 = 24,279.18/x - Step 3: Cross multiply
68,652.06x = 102,980.97 × 24,279.18 - Step 4: Simplify right side
68,652.06x = 2,500,293,507.20 - Step 5: Solve for x
x = 2,500,293,507.20/68,652.06 - Step 6: Final answer
x = 36,419.79
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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.