Finding the Fourth Proportional to 110,120.90, 165,193.35 and 35,223.44
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Solution
The fourth proportional to 110,120.90, 165,193.35 and 35,223.44 is: 52,838.99
Step by Step Solution
- Step 1: Write the proportion equation
110,120.90 : 165,193.35 = 35,223.44 : x - Step 2: Convert to fraction form
110,120.90/165,193.35 = 35,223.44/x - Step 3: Cross multiply
110,120.90x = 165,193.35 × 35,223.44 - Step 4: Simplify right side
110,120.90x = 5,818,677,226.16 - Step 5: Solve for x
x = 5,818,677,226.16/110,120.90 - Step 6: Final answer
x = 52,838.99
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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.