Finding the Fourth Proportional to 119,313.69, 164,652.99 and 65,599.62
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Solution
The fourth proportional to 119,313.69, 164,652.99 and 65,599.62 is: 90,527.53
Step by Step Solution
- Step 1: Write the proportion equation
119,313.69 : 164,652.99 = 65,599.62 : x - Step 2: Convert to fraction form
119,313.69/164,652.99 = 65,599.62/x - Step 3: Cross multiply
119,313.69x = 164,652.99 × 65,599.62 - Step 4: Simplify right side
119,313.69x = 10,801,173,575.86 - Step 5: Solve for x
x = 10,801,173,575.86/119,313.69 - Step 6: Final answer
x = 90,527.53
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1.5x scale
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.