Finding the Fourth Proportional to 156,670.70, 235,006.05 and 97,475.90
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Solution
The fourth proportional to 156,670.70, 235,006.05 and 97,475.90 is: 146,213.85
Step by Step Solution
- Step 1: Write the proportion equation
156,670.70 : 235,006.05 = 97,475.90 : x - Step 2: Convert to fraction form
156,670.70/235,006.05 = 97,475.90/x - Step 3: Cross multiply
156,670.70x = 235,006.05 × 97,475.90 - Step 4: Simplify right side
156,670.70x = 22,907,426,229.20 - Step 5: Solve for x
x = 22,907,426,229.20/156,670.70 - Step 6: Final answer
x = 146,213.85
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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.