Finding the Fourth Proportional to 95,025.21, 142,631.96 and 84,420.96
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Solution
The fourth proportional to 95,025.21, 142,631.96 and 84,420.96 is: 126,715.07
Step by Step Solution
- Step 1: Write the proportion equation
95,025.21 : 142,631.96 = 84,420.96 : x - Step 2: Convert to fraction form
95,025.21/142,631.96 = 84,420.96/x - Step 3: Cross multiply
95,025.21x = 142,631.96 × 84,420.96 - Step 4: Simplify right side
95,025.21x = 12,041,126,567.78 - Step 5: Solve for x
x = 12,041,126,567.78/95,025.21 - Step 6: Final answer
x = 126,715.07
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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.