Finding the Fourth Proportional to 156,744.21, 235,116.36 and 110,204.85
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Solution
The fourth proportional to 156,744.21, 235,116.36 and 110,204.85 is: 165,307.31
Step by Step Solution
- Step 1: Write the proportion equation
156,744.21 : 235,116.36 = 110,204.85 : x - Step 2: Convert to fraction form
156,744.21/235,116.36 = 110,204.85/x - Step 3: Cross multiply
156,744.21x = 235,116.36 × 110,204.85 - Step 4: Simplify right side
156,744.21x = 25,910,963,186.35 - Step 5: Solve for x
x = 25,910,963,186.35/156,744.21 - Step 6: Final answer
x = 165,307.31
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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.