Finding the Fourth Proportional to 156,841.29, 235,129.63 and 68,027.89
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Solution
The fourth proportional to 156,841.29, 235,129.63 and 68,027.89 is: 101,984.45
Step by Step Solution
- Step 1: Write the proportion equation
156,841.29 : 235,129.63 = 68,027.89 : x - Step 2: Convert to fraction form
156,841.29/235,129.63 = 68,027.89/x - Step 3: Cross multiply
156,841.29x = 235,129.63 × 68,027.89 - Step 4: Simplify right side
156,841.29x = 15,995,372,605.38 - Step 5: Solve for x
x = 15,995,372,605.38/156,841.29 - Step 6: Final answer
x = 101,984.45
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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.