Finding the Fourth Proportional to 156,132.96, 234,199.80 and 37,803.84
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Solution
The fourth proportional to 156,132.96, 234,199.80 and 37,803.84 is: 56,705.85
Step by Step Solution
- Step 1: Write the proportion equation
156,132.96 : 234,199.80 = 37,803.84 : x - Step 2: Convert to fraction form
156,132.96/234,199.80 = 37,803.84/x - Step 3: Cross multiply
156,132.96x = 234,199.80 × 37,803.84 - Step 4: Simplify right side
156,132.96x = 8,853,651,767.23 - Step 5: Solve for x
x = 8,853,651,767.23/156,132.96 - Step 6: Final answer
x = 56,705.85
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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.