Finding the Fourth Proportional to 127,157.04, 190,536.84 and 48,228.48
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Solution
The fourth proportional to 127,157.04, 190,536.84 and 48,228.48 is: 72,267.35
Step by Step Solution
- Step 1: Write the proportion equation
127,157.04 : 190,536.84 = 48,228.48 : x - Step 2: Convert to fraction form
127,157.04/190,536.84 = 48,228.48/x - Step 3: Cross multiply
127,157.04x = 190,536.84 × 48,228.48 - Step 4: Simplify right side
127,157.04x = 9,189,302,177.20 - Step 5: Solve for x
x = 9,189,302,177.20/127,157.04 - Step 6: Final answer
x = 72,267.35
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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.