Finding the Fourth Proportional to 121,240.96, 167,317.71 and 67,525.99
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Solution
The fourth proportional to 121,240.96, 167,317.71 and 67,525.99 is: 93,188.75
Step by Step Solution
- Step 1: Write the proportion equation
121,240.96 : 167,317.71 = 67,525.99 : x - Step 2: Convert to fraction form
121,240.96/167,317.71 = 67,525.99/x - Step 3: Cross multiply
121,240.96x = 167,317.71 × 67,525.99 - Step 4: Simplify right side
121,240.96x = 11,298,293,847.21 - Step 5: Solve for x
x = 11,298,293,847.21/121,240.96 - Step 6: Final answer
x = 93,188.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.