Finding the Fourth Proportional to 156,188.05, 234,279.99 and 37,860.40
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Solution
The fourth proportional to 156,188.05, 234,279.99 and 37,860.40 is: 56,790.09
Step by Step Solution
- Step 1: Write the proportion equation
156,188.05 : 234,279.99 = 37,860.40 : x - Step 2: Convert to fraction form
156,188.05/234,279.99 = 37,860.40/x - Step 3: Cross multiply
156,188.05x = 234,279.99 × 37,860.40 - Step 4: Simplify right side
156,188.05x = 8,869,934,133.40 - Step 5: Solve for x
x = 8,869,934,133.40/156,188.05 - Step 6: Final answer
x = 56,790.09
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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.