Finding the Fourth Proportional to 67,915.99, 101,873.53 and 36,948.07
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Solution
The fourth proportional to 67,915.99, 101,873.53 and 36,948.07 is: 55,421.86
Step by Step Solution
- Step 1: Write the proportion equation
67,915.99 : 101,873.53 = 36,948.07 : x - Step 2: Convert to fraction form
67,915.99/101,873.53 = 36,948.07/x - Step 3: Cross multiply
67,915.99x = 101,873.53 × 36,948.07 - Step 4: Simplify right side
67,915.99x = 3,764,030,317.59 - Step 5: Solve for x
x = 3,764,030,317.59/67,915.99 - Step 6: Final answer
x = 55,421.86
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1.5x scale
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.