Finding the Fourth Proportional to 148,742.99, 223,067.19 and 48,880.07
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Solution
The fourth proportional to 148,742.99, 223,067.19 and 48,880.07 is: 73,304.56
Step by Step Solution
- Step 1: Write the proportion equation
148,742.99 : 223,067.19 = 48,880.07 : x - Step 2: Convert to fraction form
148,742.99/223,067.19 = 48,880.07/x - Step 3: Cross multiply
148,742.99x = 223,067.19 × 48,880.07 - Step 4: Simplify right side
148,742.99x = 10,903,539,861.90 - Step 5: Solve for x
x = 10,903,539,861.90/148,742.99 - Step 6: Final answer
x = 73,304.56
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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.