Finding the Fourth Proportional to 130,850.40, 196,567.20 and 125,536.80
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Solution
The fourth proportional to 130,850.40, 196,567.20 and 125,536.80 is: 188,584.96
Step by Step Solution
- Step 1: Write the proportion equation
130,850.40 : 196,567.20 = 125,536.80 : x - Step 2: Convert to fraction form
130,850.40/196,567.20 = 125,536.80/x - Step 3: Cross multiply
130,850.40x = 196,567.20 × 125,536.80 - Step 4: Simplify right side
130,850.40x = 24,676,417,272.96 - Step 5: Solve for x
x = 24,676,417,272.96/130,850.40 - Step 6: Final answer
x = 188,584.96
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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.