Finding the Fourth Proportional to 156,796.99, 235,121.41 and 60,779.18
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Solution
The fourth proportional to 156,796.99, 235,121.41 and 60,779.18 is: 91,140.06
Step by Step Solution
- Step 1: Write the proportion equation
156,796.99 : 235,121.41 = 60,779.18 : x - Step 2: Convert to fraction form
156,796.99/235,121.41 = 60,779.18/x - Step 3: Cross multiply
156,796.99x = 235,121.41 × 60,779.18 - Step 4: Simplify right side
156,796.99x = 14,290,486,500.24 - Step 5: Solve for x
x = 14,290,486,500.24/156,796.99 - Step 6: Final answer
x = 91,140.06
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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.