Finding the Fourth Proportional to 156,536.44, 234,821.08 and 67,798.92
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Solution
The fourth proportional to 156,536.44, 234,821.08 and 67,798.92 is: 101,705.49
Step by Step Solution
- Step 1: Write the proportion equation
156,536.44 : 234,821.08 = 67,798.92 : x - Step 2: Convert to fraction form
156,536.44/234,821.08 = 67,798.92/x - Step 3: Cross multiply
156,536.44x = 234,821.08 × 67,798.92 - Step 4: Simplify right side
156,536.44x = 15,920,615,617.23 - Step 5: Solve for x
x = 15,920,615,617.23/156,536.44 - Step 6: Final answer
x = 101,705.49
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1.5x scale
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.