Finding the Fourth Proportional to 219,776.22, 329,723.51 and 113,102.05
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Solution
The fourth proportional to 219,776.22, 329,723.51 and 113,102.05 is: 169,683.53
Step by Step Solution
- Step 1: Write the proportion equation
219,776.22 : 329,723.51 = 113,102.05 : x - Step 2: Convert to fraction form
219,776.22/329,723.51 = 113,102.05/x - Step 3: Cross multiply
219,776.22x = 329,723.51 × 113,102.05 - Step 4: Simplify right side
219,776.22x = 37,292,404,914.20 - Step 5: Solve for x
x = 37,292,404,914.20/219,776.22 - Step 6: Final answer
x = 169,683.53
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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.